Part 1: In this first episode, Steve starts his journey at Lake Habema, the body of water where the Baliem River begins its life. S1 E1.

Life's Too Short: Keith is rushed to Queen's Medical Centre after a cardiac arrest, Joanna suffers a spinal fracture and in the Urgent Treatment Unit, John is being treated after being run over by a car. S18 E6.

Blood, Sweat And Tears: 55 year old Chris is rushed to Queen's Medical Centre after being run over by a lorry at work, whilst 65-year-old Elizabeth has a head wound after falling cleaning a pub. S18 E7.

Snared: Lessons are learned and personal battles are fought by Alaskans enduring winter's descent. Chip and Agnes hailstone dig their boat out of the ice and Ricko Dewilde takes his two daughters on a hunt. S10 E10.

Episode 1: Documentary featuring the dazzling array of creatures that inhabit the wilds of China. S1 E1.

Spring: The North faces the sun's rays, the great melt begins bringing new life. For animal families in the South, conditions are worsening as days shorten. S1 E2.

Extreme and Online: Louis Theroux meets the latest incarnation of the American far right: a political movement born out of the internet and increasingly making its presence felt on the political stage. S1 E1.

Episode 1: Ade Adepitan embarks on the first leg of his journey around Africa, starting in west Africa from Cape Verde to Senegal and the Ivory Coast, before finishing in Nigeria. S1 E1.

Episode 2: The second of Ade Adepitan's four-part journey around Africa takes him across central Africa, from the coast of Gabon, through the Democratic Republic of Congo, and on to Uganda. S1 E2.

Episode 3: Ade begins this leg of his journey in Tanzania, in Selous Game Reserve. He is on the lookout for elephants but numbers in this park have fallen by 90% over the last few decades. S1 E3.

Episode 4: The last leg of Ade Adepitan's tour sees him travelling from the beaches of Mozambique, through to South Africa. At Paradise Island, Ade finds an abandoned hotel. S1 E4.

Episode 15: Across in Cardiff, Inspector Izzie Hignel checks in on a Bulldog who could potentially have been left home alone. S8 E15.

Snared: Lessons are learned and personal battles are fought by Alaskans enduring winter's descent. Chip and Agnes hailstone dig their boat out of the ice and Ricko Dewilde takes his two daughters on a hunt. S10 E10.

Extreme and Online: Louis Theroux meets the latest incarnation of the American far right: a political movement born out of the internet and increasingly making its presence felt on the political stage. S1 E1.

Episode 2: Having learnt where a hippos aggression comes from Steve wants to find out if we can live alongside hippos that kill up to 500 people a year. He visits St. Lucía, a town where hippos roam the streets. S1 E2.

Antarctica: Antarctica - the coldest, windiest, most hostile continent. Only the toughest can survive here. But the ocean here is warming and with that comes an uncertain future. S1 E1.

Misfortune: The long-awaited arrival of the great migration increases conflict between the families of the Serengeti. S1 E4.

Appearance: Dr Michael Mosley travels to Los Angeles, California, to meet an extraordinary 71-year-old with wrinkle-free skin. S1 E4.

Stretched to the Limit: David Attenborough examines the chameleon's tongue and the giraffe's neck. S1 E1.

A Curious Hoax?: David Attenborough examines the platypus and the tadpole. S1 E2.

Snared: Lessons are learned and personal battles are fought by Alaskans enduring winter's descent. Chip and Agnes hailstone dig their boat out of the ice and Ricko Dewilde takes his two daughters on a hunt. S10 E10.

Episode 1: Documentary featuring the dazzling array of creatures that inhabit the wilds of China. S1 E1.

Spring: The North faces the sun's rays, the great melt begins bringing new life. For animal families in the South, conditions are worsening as days shorten. S1 E2.

Botswana: This episode features conservationist Aleksandra, who moved to Botswana to live in the Kalahari desert. S11 E14.

Japan: This episode features Rupert, a Yorkshireman who moved to the remote countryside of southern Japan to grow rice. S11 E15.

Episode 1: Join us at the Dog Rescuers house as host Alan Davies throws the ultimate Christmas party for his doggy friends. S4 E1.

Episode 2: Underweight, and heavily pregnant; Lilly the Staffy urgently needs Inspector Lyndsey Taylor help. S4 E2.

Boys Just Want to Have Fun: Milky comes to A&E with possible life-changing injuries after a road crash, Shaun has had a bad parachute landing and a 6-year-old has an unknown object stuck in his throat. S18 E8.

Sweet Child O' Mine: 2-year-old Max is rushed into resus struggling to breathe and 69-year-old Maureen has broken her ankle in a fall down the stairs while looking after her grandchildren. S18 E10.

Forbidden Lands: The end of winter has arrived, and Alaskans venture out in search of survival necessities. S10 E11.

The Dark Ocean: Underwater cameraman Ken O'Sullivan explores the marine life of the northern part of the ocean, beginning with the dark waters off the coast of the north of Ireland in winter. S1 E1.

Searching For Monsters: Underwater cameraman Ken O'Sullivan travels along the south coast of Ireland searching for fin whales, finding out that their migration routes have only recently started to be documented. S1 E2.

Into The Light: Underwater cameraman Ken O'Sullivan embraces the spirit of early explorers, and gains an understanding of some of the ocean's greatest and most diverse animals. S1 E3.

Sir David Attenborough follows the excavation and analysis of a huge ichthyosaur dinosaur. A remarkable chance discovery could reveal secrets that have lain hidden for 200 million years. S1 E1.

David Attenborough tells the story of the discovery and reconstruction in Argentina of the world's largest-known dinosaur, a new species of titanosaur. S1 E1.

Extreme and Online: Louis Theroux meets the latest incarnation of the American far right: a political movement born out of the internet and increasingly making its presence felt on the political stage. S1 E1.

Episode 1: Documentary featuring the dazzling array of creatures that inhabit the wilds of China. S1 E1.

Boys Just Want to Have Fun: Milky comes to A&E with possible life-changing injuries after a road crash, Shaun has had a bad parachute landing and a 6-year-old has an unknown object stuck in his throat. S18 E8.

Sweet Child O' Mine: 2-year-old Max is rushed into resus struggling to breathe and 69-year-old Maureen has broken her ankle in a fall down the stairs while looking after her grandchildren. S18 E10.

Forbidden Lands: The end of winter has arrived, and Alaskans venture out in search of survival necessities. S10 E11.

Episode 4: Inspector Lyndsey Taylor comes to the rescue of a malnourished shih-tzu. S4 E4.

David Attenborough tells the story of the discovery and reconstruction in Argentina of the world's largest-known dinosaur, a new species of titanosaur. S1 E1.

Alaska: Ben learns grizzly bear protection and storm navigation with a couple who live in a Mongolian-style yurt in the Alaskan wilderness. S1 E2.

Bank Card: Hannah Fry takes a look at the bank card, the digital key to accessing cash, and finds out how its extraordinary innovations have some surprising and sinister origins. S1 E1.

People Like Us: Connor is rushed to Queen's Medical Centre after crashing his motorbike, Rob is admitted into resus after his breathing tube becomes dislodged. S18 E11.

People Like Us: Connor is rushed to Queen's Medical Centre after crashing his motorbike, Rob is admitted into resus after his breathing tube becomes dislodged. S18 E11.

Episode 1: The Sultanate of Oman is Arabia's most remarkable treasure. It is a land of surprising beauty filled with unexpected natural wonders, home to some of the rarest animals on Earth. S1 E1.

Episode 1: The Sultanate of Oman is Arabia's most remarkable treasure. It is a land of surprising beauty filled with unexpected natural wonders, home to some of the rarest animals on Earth. S1 E1.

Forbidden Lands: The end of winter has arrived, and Alaskans venture out in search of survival necessities. S10 E11.

Forbidden Lands: The end of winter has arrived, and Alaskans venture out in search of survival necessities. S10 E11.

Part 1: In this first episode, Steve starts his journey at Lake Habema, the body of water where the Baliem River begins its life. S1 E1.

Part 1: In this first episode, Steve starts his journey at Lake Habema, the body of water where the Baliem River begins its life. S1 E1.

Stretched to the Limit: David Attenborough examines the chameleon's tongue and the giraffe's neck. S1 E1.

Stretched to the Limit:David Attenborough examines the chameleon's tongue and the giraffe's neck. S1 E1.

A Curious Hoax?: David Attenborough examines the platypus and the tadpole. S1 E2.

A Curious Hoax?:David Attenborough examines the platypus and the tadpole. S1 E2.

Miracles Can Happen: American couple Jim and Jenny Desmond never planned on becoming surrogate parents to twenty-one chimps, and with new babies arriving every month, their home is now bursting at the seams. S1 E1.

Miracles Can Happen:American couple Jim and Jenny Desmond never planned on becoming surrogate parents to twenty-one chimps, and with new babies arriving every month, their home is now bursting at the seams. S1 E1.

Miracles Can Happen:American couple Jim and Jenny Desmond never planned on becoming surrogate parents to twenty-one chimps, and with new babies arriving every month, their home is now bursting at the seams. S1 E1.

Food Delivery App: Hannah Fry tucks into the tech behind food delivery apps, which are now used by 24 million people in the UK. Hannah finds out how pizza made us fall in love with the internet. S1 E2.

Food Delivery App: Hannah Fry tucks into the tech behind food delivery apps, which are now used by 24 million people in the UK. Hannah finds out how pizza made us fall in love with the internet. S1 E2.

New Zealand: Ben goes to New Zealand and spends time with a hunter-gatherer couple who have raised two teenagers in complete isolation. S1 E3.

New Zealand: Ben goes to New Zealand and spends time with a hunter-gatherer couple who have raised two teenagers in complete isolation. S1 E3.

Madagascar: Journey across Madagascar, the oldest island on Earth. Over time, it has given rise to more unique plants and animals - from its famed lemurs to colourful chameleons - than any other island. S1 E1.

Madagascar:Journey across Madagascar, the oldest island on Earth. Over time, it has given rise to more unique plants and animals - from its famed lemurs to colourful chameleons - than any other island. S1 E1.

The Unforeseen: Peta is rushed to Queen's Medical Centre after she was knocked unconscious and Libby has come into A&E after being hit in the face playing hockey. S18 E12.

The Unforeseen: Peta is rushed to Queen's Medical Centre after she was knocked unconscious and Libby has come into A&E after being hit in the face playing hockey. S18 E12.

Women of the North: In Alaska's unforgiving climate, the women must use their instincts and ingenuity to survive, thrive and provide for their families. S10 E12.

Episode 1: Wild and unpredictable, the Scandinavian coast is a place of haunting beauty and dangerous extremes, home to feisty puffins, orcas, eagles, otters and intrepid base jumpers. S1 E1.

Coasts: David Attenborough presents the first in a new series. Coasts: where two worlds collide, and where animals fight for survival amidst constant change. S3 E1.

Miracles Can Happen: American couple Jim and Jenny Desmond never planned on becoming surrogate parents to twenty-one chimps, and with new babies arriving every month, their home is now bursting at the seams. S1 E1.

Food Delivery App: Hannah Fry tucks into the tech behind food delivery apps, which are now used by 24 million people in the UK. Hannah finds out how pizza made us fall in love with the internet. S1 E2.

New Zealand: Ben goes to New Zealand and spends time with a hunter-gatherer couple who have raised two teenagers in complete isolation. S1 E3.

Madagascar: Journey across Madagascar, the oldest island on Earth. Over time, it has given rise to more unique plants and animals - from its famed lemurs to colourful chameleons - than any other island. S1 E1.

Curious Imposters: David Attenborough uncovers the cheats and imposters of the natural world. S2 E4.

Episode 1: Wild and unpredictable, the Scandinavian coast is a place of haunting beauty and dangerous extremes, home to feisty puffins, orcas, eagles, otters and intrepid base jumpers. S1 E1.

Coasts: David Attenborough presents the first in a new series. Coasts: where two worlds collide, and where animals fight for survival amidst constant change. S3 E1.

Women of the North: In Alaska's unforgiving climate, the women must use their instincts and ingenuity to survive, thrive and provide for their families. S10 E12.

Episode 5: Inspector Boal rescues a dog that is in shock after collapsing with puncture wounds from fighting with two other dogs. S4 E5.

Madagascar: Journey across Madagascar, the oldest island on Earth. Over time, it has given rise to more unique plants and animals - from its famed lemurs to colourful chameleons - than any other island. S1 E1.

New Zealand: Ben goes to New Zealand and spends time with a hunter-gatherer couple who have raised two teenagers in complete isolation. S1 E3.

Food Delivery App: Hannah Fry tucks into the tech behind food delivery apps, which are now used by 24 million people in the UK. Hannah finds out how pizza made us fall in love with the internet. S1 E2.

Food Delivery App: Hannah Fry tucks into the tech behind food delivery apps, which are now used by 24 million people in the UK. Hannah finds out how pizza made us fall in love with the internet. S1 E2.

The Unforeseen: Peta is rushed to Queen's Medical Centre after she was knocked unconscious and Libby has come into A&E after being hit in the face playing hockey. S18 E12.

The Unforeseen: Peta is rushed to Queen's Medical Centre after she was knocked unconscious and Libby has come into A&E after being hit in the face playing hockey. S18 E12.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Women of the North: In Alaska's unforgiving climate, the women must use their instincts and ingenuity to survive, thrive and provide for their families. S10 E12.

Women of the North: In Alaska's unforgiving climate, the women must use their instincts and ingenuity to survive, thrive and provide for their families. S10 E12.

Episode 1: Wild and unpredictable, the Scandinavian coast is a place of haunting beauty and dangerous extremes, home to feisty puffins, orcas, eagles, otters and intrepid base jumpers. S1 E1.

Episode 1: Wild and unpredictable, the Scandinavian coast is a place of haunting beauty and dangerous extremes, home to feisty puffins, orcas, eagles, otters and intrepid base jumpers. S1 E1.

Coasts: David Attenborough presents the first in a new series. Coasts: where two worlds collide, and where animals fight for survival amidst constant change. S3 E1.

Coasts:David Attenborough presents the first in a new series. Coasts: where two worlds collide, and where animals fight for survival amidst constant change. S3 E1.

Breaking Point: At a chimpanzee orphanage in Liberia, a deadly cold breaks out among the babies, and the arrival of an eight-week-old infant and an adult male chimp brings new challenges. S1 E2.

Breaking Point: At a chimpanzee orphanage in Liberia, a deadly cold breaks out among the babies, and the arrival of an eight-week-old infant and an adult male chimp brings new challenges. S1 E2.

Episode 3: Hannah Fry delves into the inner workings of virtual assistants, such as Amazon's Alexa, Google Assistant and Siri, which are now found in almost half of all UK homes. S1 E3.

Episode 3: Hannah Fry delves into the inner workings of virtual assistants, such as Amazon's Alexa, Google Assistant and Siri, which are now found in almost half of all UK homes. S1 E3.

Texas: Ben hunts rattlesnakes and meets eccentric desert folk with a former fashion photographer who ditched his New York mansion for the Texan wilderness. S1 E4.

Texas: Ben hunts rattlesnakes and meets eccentric desert folk with a former fashion photographer who ditched his New York mansion for the Texan wilderness. S1 E4.

Borneo: A journey from Borneo's rich coral reefs, through lush jungles to its mountainous heart, revealing why this island is home to a greater variety of life than almost any other. S1 E2.

Borneo:A journey from Borneo's rich coral reefs, through lush jungles to its mountainous heart, revealing why this island is home to a greater variety of life than almost any other. S1 E2.

Keep The Faith: Kye is rushed to Queen's Medical Centre after suffering a cardiac arrest during a football training, Tom is in resus following a traffic incident and Pheobe is in Minors after tripping in the library. S18 E13.

Keep The Faith: Kye is rushed to Queen's Medical Centre after suffering a cardiac arrest during a football training, Tom is in resus following a traffic incident and Pheobe is in Minors after tripping in the library. S18 E13.

Break Up Time is Wake Up Time: Our Alaskans emerge from a long winter and seize new opportunities to travel, hunt, and farm while facing the dangers from thawing rivers. S10 E13.

Australia: Ben heads to Australia where he meets Bette, who lives alone in a ramshackle property in northern Queensland. Fogle quickly becomes acquainted with her no-nonsense attitude. S10 E1.

Asia: Asia - where rarely seen animals roam the hottest deserts, tallest jungles and highest mountains on Earth. S1 E2.

Breaking Point: At a chimpanzee orphanage in Liberia, a deadly cold breaks out among the babies, and the arrival of an eight-week-old infant and an adult male chimp brings new challenges. S1 E2.

Episode 3: Hannah Fry delves into the inner workings of virtual assistants, such as Amazon's Alexa, Google Assistant and Siri, which are now found in almost half of all UK homes. S1 E3.

Texas: Ben hunts rattlesnakes and meets eccentric desert folk with a former fashion photographer who ditched his New York mansion for the Texan wilderness. S1 E4.

Borneo: A journey from Borneo's rich coral reefs, through lush jungles to its mountainous heart, revealing why this island is home to a greater variety of life than almost any other. S1 E2.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Australia: Ben heads to Australia where he meets Bette, who lives alone in a ramshackle property in northern Queensland. Fogle quickly becomes acquainted with her no-nonsense attitude. S10 E1.

Asia: Asia - where rarely seen animals roam the hottest deserts, tallest jungles and highest mountains on Earth. S1 E2.

Break Up Time is Wake Up Time: Our Alaskans emerge from a long winter and seize new opportunities to travel, hunt, and farm while facing the dangers from thawing rivers. S10 E13.

Episode 6: Inspector Anthony Pulfer fears the worst when he finds a motionless German Shepherd in a suburban garden. S4 E6.

Borneo: A journey from Borneo's rich coral reefs, through lush jungles to its mountainous heart, revealing why this island is home to a greater variety of life than almost any other. S1 E2.

Texas: Ben hunts rattlesnakes and meets eccentric desert folk with a former fashion photographer who ditched his New York mansion for the Texan wilderness. S1 E4.

Episode 3: Hannah Fry delves into the inner workings of virtual assistants, such as Amazon's Alexa, Google Assistant and Siri, which are now found in almost half of all UK homes. S1 E3.

Keep The Faith: Kye is rushed to Queen's Medical Centre after suffering a cardiac arrest during a football training, Tom is in resus following a traffic incident and Pheobe is in Minors after tripping in the library. S18 E13.

Island of Marvels: We explore Madagascar's strangest landscape and dive deep into its spiny desert. S1 E1.

Break Up Time is Wake Up Time: Our Alaskans emerge from a long winter and seize new opportunities to travel, hunt, and farm while facing the dangers from thawing rivers. S10 E13.

Australia: Ben heads to Australia where he meets Bette, who lives alone in a ramshackle property in northern Queensland. Fogle quickly becomes acquainted with her no-nonsense attitude. S10 E1.

Asia:Asia - where rarely seen animals roam the hottest deserts, tallest jungles and highest mountains on Earth. S1 E2.

A New Beginning: At Liberia's only home for rescued chimpanzees, new arrivals keep flooding in. Jimmy and Jenny Desmond and their team are now at breaking point. S1 E3.

Episode 4: Hannah Fry discovers why innovations in meat packing almost derailed the electric car revolution and how a breakthrough in camcorder batteries led to Elon Musk's electric empire. S1 E4.

Georgia, USA: Adventurer Ben Fogle journeys to the swamplands of Georgia to live with Colbert, a former city fat cat turned jungle Tarzan. S2 E1.

Hawaii:Exploring Hawaii, a tropical sanctuary for any wildlife that can reach its remote shores. From humpback whales to waterfall-climbing fish, it is home to a treasure trove of wildlife. S1 E3.

Til We Meet Again: Joan is rushed to Queen's Medical Centre after falling on a moving tram, Rose has been thrown into the air by a car and in 13 year old Prince has broken his leg in three places playing football. S18 E14.

The Burden of Possessions: With temperatures on the rise, Alaskans must ensure their survival in the hostile Arctic. S10 E14.

Summer: The North has constant sun, the south is in constant darkness. However, things aren't that simple. This is a season of feast, famine, and fire. S1 E3.

Exodus: The dry season is now upon the animals of the Serengeti, and while the increasing drought turns the waterhole into a death trap for some, Kali and her cubs are finally able to enjoy life. S1 E5.

A New Beginning: At Liberia's only home for rescued chimpanzees, new arrivals keep flooding in. Jimmy and Jenny Desmond and their team are now at breaking point. S1 E3.

Episode 4: Hannah Fry discovers why innovations in meat packing almost derailed the electric car revolution and how a breakthrough in camcorder batteries led to Elon Musk's electric empire. S1 E4.

Georgia, USA: Adventurer Ben Fogle journeys to the swamplands of Georgia to live with Colbert, a former city fat cat turned jungle Tarzan. S2 E1.

Hawaii:Exploring Hawaii, a tropical sanctuary for any wildlife that can reach its remote shores. From humpback whales to waterfall-climbing fish, it is home to a treasure trove of wildlife. S1 E3.

Island of Marvels:We explore Madagascar's strangest landscape and dive deep into its spiny desert. S1 E1.

Summer: The North has constant sun, the south is in constant darkness. However, things aren't that simple. This is a season of feast, famine, and fire. S1 E3.

Exodus: The dry season is now upon the animals of the Serengeti, and while the increasing drought turns the waterhole into a death trap for some, Kali and her cubs are finally able to enjoy life. S1 E5.

The Burden of Possessions: With temperatures on the rise, Alaskans must ensure their survival in the hostile Arctic. S10 E14.

Episode 7:Inspector Joynes discovers a bull mastiff living a lonely life in a garden shed. S4 E7.

Hawaii:Exploring Hawaii, a tropical sanctuary for any wildlife that can reach its remote shores. From humpback whales to waterfall-climbing fish, it is home to a treasure trove of wildlife. S1 E3.

Georgia, USA: Adventurer Ben Fogle journeys to the swamplands of Georgia to live with Colbert, a former city fat cat turned jungle Tarzan. S2 E1.

Episode 4: Hannah Fry discovers why innovations in meat packing almost derailed the electric car revolution and how a breakthrough in camcorder batteries led to Elon Musk's electric empire. S1 E4.

Til We Meet Again: Joan is rushed to Queen's Medical Centre after falling on a moving tram, Rose has been thrown into the air by a car and in 13 year old Prince has broken his leg in three places playing football. S18 E14.

Lost Worlds:We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

The Burden of Possessions: With temperatures on the rise, Alaskans must ensure their survival in the hostile Arctic. S10 E14.

Summer: The North has constant sun, the south is in constant darkness. However, things aren't that simple. This is a season of feast, famine, and fire. S1 E3.

Exodus: The dry season is now upon the animals of the Serengeti, and while the increasing drought turns the waterhole into a death trap for some, Kali and her cubs are finally able to enjoy life. S1 E5.

Episode 1: Gordon Buchanan travels to Russia to help cat expert Dr Victor Lukarevsky as he works to rescue and rehabilitate lynx from the lucrative fur and pet trades, back to the wild. S1 E1.

Episode 5: Hannah Fry finds out how 1970s car crashes helped us to count our steps, why WWII dog-fights led to a crucial health monitor and how fitness trackers are even being used to catch killers. S1 E5.

India: Ben Fogle journeys to the foothills of the Indian Himalayas to live with former fighter pilot, Steve Lall, who is now a mountain farmer. S2 E2.

Episode 1: Chris, Steve and Liz kick off a new series to explore the health of our oceans in three different areas: Baja in Mexico, the Bahamas, and Australia's Great Barrier Reef. S1 E1.

I Got You: Best friends Dean and Nahum arrive by ambulance following a serious car crash and 94 year old Pearl is in the minors' clinic after trapping her arm in a lift. S18 E15.

Trials and Tributaries: As the warm season continues, Alaskans contend with the annual environmental changes that shift the daily struggles and rewards of their environment. S10 E15.

:Witness the great wildebeest migration in East Africa, the most impressive mass movement of land animals on Earth. S1 E1.

Healthy Inside: Dr Michael Mosley tries to learn the secrets behind staying healthy. He examines ways that people can make their bodies better at fighting infection and sickness. S1 E5.

Episode 1: Gordon Buchanan travels to Russia to help cat expert Dr Victor Lukarevsky as he works to rescue and rehabilitate lynx from the lucrative fur and pet trades, back to the wild. S1 E1.

Episode 5: Hannah Fry finds out how 1970s car crashes helped us to count our steps, why WWII dog-fights led to a crucial health monitor and how fitness trackers are even being used to catch killers. S1 E5.

India: Ben Fogle journeys to the foothills of the Indian Himalayas to live with former fighter pilot, Steve Lall, who is now a mountain farmer. S2 E2.

Episode 1: Chris, Steve and Liz kick off a new series to explore the health of our oceans in three different areas: Baja in Mexico, the Bahamas, and Australia's Great Barrier Reef. S1 E1.

Lost Worlds:We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

:Witness the great wildebeest migration in East Africa, the most impressive mass movement of land animals on Earth. S1 E1.

Healthy Inside: Dr Michael Mosley tries to learn the secrets behind staying healthy. He examines ways that people can make their bodies better at fighting infection and sickness. S1 E5.

Trials and Tributaries: As the warm season continues, Alaskans contend with the annual environmental changes that shift the daily struggles and rewards of their environment. S10 E15.

Episode 8:The focus is on the incredible transformations of four very different dogs, including a spoiled and overweight whippet. S4 E8.

Episode 1: Chris, Steve and Liz kick off a new series to explore the health of our oceans in three different areas: Baja in Mexico, the Bahamas, and Australia's Great Barrier Reef. S1 E1.

India: Ben Fogle journeys to the foothills of the Indian Himalayas to live with former fighter pilot, Steve Lall, who is now a mountain farmer. S2 E2.

Episode 5: Hannah Fry finds out how 1970s car crashes helped us to count our steps, why WWII dog-fights led to a crucial health monitor and how fitness trackers are even being used to catch killers. S1 E5.

I Got You: Best friends Dean and Nahum arrive by ambulance following a serious car crash and 94 year old Pearl is in the minors' clinic after trapping her arm in a lift. S18 E15.

Land of Heat and Dust:Discover the extraordinary strategies creatures use to survive in the scorching desert. S1 E3.

Trials and Tributaries: As the warm season continues, Alaskans contend with the annual environmental changes that shift the daily struggles and rewards of their environment. S10 E15.

:Witness the great wildebeest migration in East Africa, the most impressive mass movement of land animals on Earth. S1 E1.

Healthy Inside: Dr Michael Mosley tries to learn the secrets behind staying healthy. He examines ways that people can make their bodies better at fighting infection and sickness. S1 E5.

Episode 2: Gordon Buchanan travels to Russia to help cat expert Dr Victor Lukarevsky as he works to rescue and rehabilitate lynx from the lucrative fur and pet trades, back to the wild. S1 E2.

Episode 6: Hannah Fry visits E-bay's Authentication Centre where they're waging war against fake high value trainers. She discovers how American breakfast waffles transformed our trainer soles. S1 E6.

Philippines: Ben joins coconut farmer Neil and his young family in their hill-side bamboo house, where Neil is the 'only white man' in his jungle village. S2 E3.

Episode 2: The team continue to investigate marine life. We also go to Atlantis, a deep sea research vessel, as it launches a sub that will help assess the health of the deep ocean. S1 E2.

It's My Life: Following patients who are treated in the same 24-hour period at St George's in south-west London, one of the UK's busiest accident and emergency departments. S18 E16.

Strange New World: The last few weeks of summer are upon Alaskans, bringing the need for hunting, fishing and harvesting bounty in the Arctic. S10 E16.

Part 2: Steve and his crew navigate crashing currents and jagged rocks in Baliem's perilous lower gorge. Battling wild weather and dense jungle, they then explore the surrounding valley. S1 E2.

Young Wrinklies: David Attenborough examines the elephant and the mole rat. S1 E3.

A Curious Twist: David Attenborough examines the narwhal's tusk and the spiral shells found on snails. S1 E4.

Episode 2: Gordon Buchanan travels to Russia to help cat expert Dr Victor Lukarevsky as he works to rescue and rehabilitate lynx from the lucrative fur and pet trades, back to the wild. S1 E2.

Episode 6: Hannah Fry visits E-bay's Authentication Centre where they're waging war against fake high value trainers. She discovers how American breakfast waffles transformed our trainer soles. S1 E6.

Philippines: Ben joins coconut farmer Neil and his young family in their hill-side bamboo house, where Neil is the 'only white man' in his jungle village. S2 E3.

Episode 2: The team continue to investigate marine life. We also go to Atlantis, a deep sea research vessel, as it launches a sub that will help assess the health of the deep ocean. S1 E2.

Land of Heat and Dust:Discover the extraordinary strategies creatures use to survive in the scorching desert. S1 E3.

Part 2: Steve and his crew navigate crashing currents and jagged rocks in Baliem's perilous lower gorge. Battling wild weather and dense jungle, they then explore the surrounding valley. S1 E2.

Young Wrinklies: David Attenborough examines the elephant and the mole rat. S1 E3.

Young Wrinklies: David Attenborough examines the elephant and the mole rat. S1 E3.

A Curious Twist: David Attenborough examines the narwhal's tusk and the spiral shells found on snails. S1 E4.

A Curious Twist: David Attenborough examines the narwhal's tusk and the spiral shells found on snails. S1 E4.

Strange New World: The last few weeks of summer are upon Alaskans, bringing the need for hunting, fishing and harvesting bounty in the Arctic. S10 E16.

Episode 1: The Sultanate of Oman is Arabia's most remarkable treasure. It is a land of surprising beauty filled with unexpected natural wonders, home to some of the rarest animals on Earth. S1 E1.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Island of Marvels:We explore Madagascar's strangest landscape and dive deep into its spiny desert. S1 E1.

Island of Marvels:We explore Madagascar's strangest landscape and dive deep into its spiny desert. S1 E1.

Lost Worlds:We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

Lost Worlds:We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

Land of Heat and Dust:Discover the extraordinary strategies creatures use to survive in the scorching desert. S1 E3.

Land of Heat and Dust:Discover the extraordinary strategies creatures use to survive in the scorching desert. S1 E3.

Strange New World: The last few weeks of summer are upon Alaskans, bringing the need for hunting, fishing and harvesting bounty in the Arctic. S10 E16.

Strange New World: The last few weeks of summer are upon Alaskans, bringing the need for hunting, fishing and harvesting bounty in the Arctic. S10 E16.

Episode 4: Inspector Lyndsey Taylor comes to the rescue of a malnourished shih-tzu. S4 E4.

Episode 4: Inspector Lyndsey Taylor comes to the rescue of a malnourished shih-tzu. S4 E4.

Episode 1: Wild and unpredictable, the Scandinavian coast is a place of haunting beauty and dangerous extremes, home to feisty puffins, orcas, eagles, otters and intrepid base jumpers. S1 E1.

Australia: Ben heads to Australia where he meets Bette, who lives alone in a ramshackle property in northern Queensland. Fogle quickly becomes acquainted with her no-nonsense attitude. S10 E1.

Summer: The North has constant sun, the south is in constant darkness. However, things aren't that simple. This is a season of feast, famine, and fire. S1 E3.

:Witness the great wildebeest migration in East Africa, the most impressive mass movement of land animals on Earth. S1 E1.

Part 2: Steve and his crew navigate crashing currents and jagged rocks in Baliem's perilous lower gorge. Battling wild weather and dense jungle, they then explore the surrounding valley. S1 E2.

The Unforeseen: Peta is rushed to Queen's Medical Centre after she was knocked unconscious and Libby has come into A&E after being hit in the face playing hockey. S18 E12.

Keep The Faith: Kye is rushed to Queen's Medical Centre after suffering a cardiac arrest during a football training, Tom is in resus following a traffic incident and Pheobe is in Minors after tripping in the library. S18 E13.

A Game of Chance: Alaskans gather food and make upgrades to their homes as the Arctic Summer wanes. S10 E17.

Episode 2: Documentary featuring the dazzling array of creatures that inhabit the wilds of China. S1 E2.

Summer: The North has constant sun, the south is in constant darkness. However, things aren't that simple. This is a season of feast, famine, and fire. S1 E3.

Rap's New Frontline: Louis Theroux immerses himself in Florida's multimillion-dollar rap scene - as notorious for its controversy as its creativity. S1 E2.

Episode 1: The Sultanate of Oman is Arabia's most remarkable treasure. It is a land of surprising beauty filled with unexpected natural wonders, home to some of the rarest animals on Earth. S1 E1.

Episode 2: The Sultanate of Oman is the Middle East's best kept secret. It is a corner of Arabia of unparalleled beauty and unexpected landscapes. S1 E2.

Young Wrinklies: David Attenborough examines the elephant and the mole rat. S1 E3.

Episode 2: Gordon Buchanan travels to Russia to help cat expert Dr Victor Lukarevsky as he works to rescue and rehabilitate lynx from the lucrative fur and pet trades, back to the wild. S1 E2.

Island of Marvels:We explore Madagascar's strangest landscape and dive deep into its spiny desert. S1 E1.

Land of Heat and Dust:Discover the extraordinary strategies creatures use to survive in the scorching desert. S1 E3.

Island of Marvels:We explore Madagascar's strangest landscape and dive deep into its spiny desert. S1 E1.

Lost Worlds:We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

Lost Worlds:We trek into the rainforest where strange meat-eating plants and cannibalistic frogs live. S1 E2.

A Game of Chance: Alaskans gather food and make upgrades to their homes as the Arctic Summer wanes. S10 E17.

Rap's New Frontline: Louis Theroux immerses himself in Florida's multimillion-dollar rap scene - as notorious for its controversy as its creativity. S1 E2.

Coasts:David Attenborough presents the first in a new series. Coasts: where two worlds collide, and where animals fight for survival amidst constant change. S3 E1.

Coasts: A behind-the-scenes look at the final chapter of the Planet Earth trilogy, which explores the greatest habitats on our amazing planet. S1 E1.

Asia:Asia - where rarely seen animals roam the hottest deserts, tallest jungles and highest mountains on Earth. S1 E2.

Exodus: The dry season is now upon the animals of the Serengeti, and while the increasing drought turns the waterhole into a death trap for some, Kali and her cubs are finally able to enjoy life. S1 E5.

Healthy Inside: Dr Michael Mosley tries to learn the secrets behind staying healthy. He examines ways that people can make their bodies better at fighting infection and sickness. S1 E5.

Young Wrinklies: David Attenborough examines the elephant and the mole rat. S1 E3.

A Curious Twist: David Attenborough examines the narwhal's tusk and the spiral shells found on snails. S1 E4.

A Game of Chance: Alaskans gather food and make upgrades to their homes as the Arctic Summer wanes. S10 E17.

Episode 2: Documentary featuring the dazzling array of creatures that inhabit the wilds of China. S1 E2.

Summer: The North has constant sun, the south is in constant darkness. However, things aren't that simple. This is a season of feast, famine, and fire. S1 E3.

New Zealand: Ben goes to New Zealand and spends time with a hunter-gatherer couple who have raised two teenagers in complete isolation. S1 E3.

Texas: Ben hunts rattlesnakes and meets eccentric desert folk with a former fashion photographer who ditched his New York mansion for the Texan wilderness. S1 E4.

Episode 6: Inspector Anthony Pulfer fears the worst when he finds a motionless German Shepherd in a suburban garden. S4 E6.

Episode 7:Inspector Joynes discovers a bull mastiff living a lonely life in a garden shed. S4 E7.

Til We Meet Again: Joan is rushed to Queen's Medical Centre after falling on a moving tram, Rose has been thrown into the air by a car and in 13 year old Prince has broken his leg in three places playing football. S18 E14.

I Got You: Best friends Dean and Nahum arrive by ambulance following a serious car crash and 94 year old Pearl is in the minors' clinic after trapping her arm in a lift. S18 E15.

Fight the Freeze: Last Taste of Summer: Our Alaskans seize the final harvests of summer. S10 E18.

Madagascar:Journey across Madagascar, the oldest island on Earth. Over time, it has given rise to more unique plants and animals - from its famed lemurs to colourful chameleons - than any other island. S1 E1.

Borneo:A journey from Borneo's rich coral reefs, through lush jungles to its mountainous heart, revealing why this island is home to a greater variety of life than almost any other. S1 E2.

Hawaii:Exploring Hawaii, a tropical sanctuary for any wildlife that can reach its remote shores. From humpback whales to waterfall-climbing fish, it is home to a treasure trove of wildlife. S1 E3.

Episode 1: Chris, Steve and Liz kick off a new series to explore the health of our oceans in three different areas: Baja in Mexico, the Bahamas, and Australia's Great Barrier Reef. S1 E1.

Episode 2: The team continue to investigate marine life. We also go to Atlantis, a deep sea research vessel, as it launches a sub that will help assess the health of the deep ocean. S1 E2.

Rap's New Frontline: Louis Theroux immerses himself in Florida's multimillion-dollar rap scene - as notorious for its controversy as its creativity. S1 E2.

Episode 2: Documentary featuring the dazzling array of creatures that inhabit the wilds of China. S1 E2.

Til We Meet Again: Joan is rushed to Queen's Medical Centre after falling on a moving tram, Rose has been thrown into the air by a car and in 13 year old Prince has broken his leg in three places playing football. S18 E14.

I Got You: Best friends Dean and Nahum arrive by ambulance following a serious car crash and 94 year old Pearl is in the minors' clinic after trapping her arm in a lift. S18 E15.

Fight the Freeze: Last Taste of Summer: Our Alaskans seize the final harvests of summer. S10 E18.

Episode 9:An unfriendly welcome awaits Inspector Anthony Joynes when he swoops in to save four dogs from an overcrowded house. S4 E9.

Episode 2: The team continue to investigate marine life. We also go to Atlantis, a deep sea research vessel, as it launches a sub that will help assess the health of the deep ocean. S1 E2.

Philippines: Ben joins coconut farmer Neil and his young family in their hill-side bamboo house, where Neil is the 'only white man' in his jungle village. S2 E3.

Young Wrinklies: David Attenborough examines the elephant and the mole rat. S1 E3.

Episode 6: Hannah Fry visits E-bay's Authentication Centre where they're waging war against fake high value trainers. She discovers how American breakfast waffles transformed our trainer soles. S1 E6.

It's My Life: Following patients who are treated in the same 24-hour period at St George's in south-west London, one of the UK's busiest accident and emergency departments. S18 E16.

Episode 1: Steve Backshall explores the evolving understanding of whales, how much they have in common with humans, and how recent discoveries could help to better protect them. S1 E1.

Fight the Freeze: Last Taste of Summer: Our Alaskans seize the final harvests of summer. S10 E18.

Part 1: In this first episode, Steve starts his journey at Lake Habema, the body of water where the Baliem River begins its life. S1 E1.

Young Wrinklies: David Attenborough examines the elephant and the mole rat. S1 E3.

A Curious Twist: David Attenborough examines the narwhal's tusk and the spiral shells found on snails. S1 E4.

The Odyssey for New Life:A young sperm whale, a monk seal, a loggerhead sea turtle, a family of storks, a Dragonera lizard and an island cat are only some of the main characters in the Mediterranean world. S1 E1.

Episode 1: Professor Ben Garrod looks into the heavy skin defence of rhinos, why microscopic animals live on our skin, and why the smallest porcupine quills are the most dangerous. S1 E1.

Panama: On an island off the coast of Panama, Ben spends time with Ian Usher, a Brit who 'sold' his life on eBay and bought his own island for £30,000. S2 E4.

The Fighter: Staff at Queen's Medical Centre treat Kaeden, who has been battling a childhood illness. Steve is being treated after falling from his motorbike and Paul has partially amputated his thumb at work. S18 E17.

The Pursuit: The Alaskans must hurry to secure resources and complete projects before the Arctic is reclaimed by the bitter cold as the brief Fall season comes to an end. S10 E19.

Episode 2: Magical forests wrap around a labyrinth of waterways in Scandinavia's heartlands. Here, lynxes, wolves and reindeer survive the ever-changing seasons through surprising alliances. S1 E2.

Ocean: A ground-breaking journey from tropical shallow seas to the mysterious depths, Attenborough reveals extraordinary new worlds and unique animal behaviours in the ocean. S3 E2.

The Odyssey for New Life:A young sperm whale, a monk seal, a loggerhead sea turtle, a family of storks, a Dragonera lizard and an island cat are only some of the main characters in the Mediterranean world. S1 E1.

Episode 1: Professor Ben Garrod looks into the heavy skin defence of rhinos, why microscopic animals live on our skin, and why the smallest porcupine quills are the most dangerous. S1 E1.

Panama: On an island off the coast of Panama, Ben spends time with Ian Usher, a Brit who 'sold' his life on eBay and bought his own island for £30,000. S2 E4.

Episode 1: Steve Backshall explores the evolving understanding of whales, how much they have in common with humans, and how recent discoveries could help to better protect them. S1 E1.

Episode 2: Magical forests wrap around a labyrinth of waterways in Scandinavia's heartlands. Here, lynxes, wolves and reindeer survive the ever-changing seasons through surprising alliances. S1 E2.

Ocean: A ground-breaking journey from tropical shallow seas to the mysterious depths, Attenborough reveals extraordinary new worlds and unique animal behaviours in the ocean. S3 E2.

The Pursuit: The Alaskans must hurry to secure resources and complete projects before the Arctic is reclaimed by the bitter cold as the brief Fall season comes to an end. S10 E19.

Episode 10:The search for four dogs, including two types of St Bernard, takes Callum Isitt to London's Parliament Square. S4 E10.

Panama: On an island off the coast of Panama, Ben spends time with Ian Usher, a Brit who 'sold' his life on eBay and bought his own island for £30,000. S2 E4.

Episode 1: Professor Ben Garrod looks into the heavy skin defence of rhinos, why microscopic animals live on our skin, and why the smallest porcupine quills are the most dangerous. S1 E1.

The Fighter: Staff at Queen's Medical Centre treat Kaeden, who has been battling a childhood illness. Steve is being treated after falling from his motorbike and Paul has partially amputated his thumb at work. S18 E17.

Episode 2: Steve encounters the largest and most sophisticated hunters on the planet, revealing how the ingenious strategies used by whales can sometimes get these extraordinary predators in trouble. S1 E2.