The Thaw Blindsided As the snow melts and the ice on the waterways breaks up, the Arctic becomes a land of opportunity. S4 E14.

Continuing the Line David Attenborough examines the lengths creatures will go to in order to make babies - to continue the line by passing on genes is the ultimate triumph. S1 E12.

The Great Melt The summer melt of Arctic ice, opening up vast areas of ocean and land, provides opportunities for millions of animals. S1 E1.

The Great Salmon Run A look at the annual return of hundreds of millions of salmon from the Pacific Ocean to the mountain streams where they were born. S1 E2.

The Great Migration The cameras follow the moving story of one lion family's struggle to survive until the return of the great migration of wildebeest and zebra. S1 E3.

The Great Tide Documentary looking at a phenomenon which occurs each winter, when a mighty army of predators hunt down the billions of sardines along the South African coast. S1 E4.

Extreme Love - Dementia Louis spends time with America's growing population of dementia sufferers and sees how families maintain relationships with their loved ones. S1 E1.

Extreme Love - Autism Louis explores the impact that having an autistic child has on families and sees how they cope with the most challenging aspects of the disorder. S1 E1.

Episode 23 Ron has been admitted into Queen's Medical Centre after falling out of bed, Jake is receiving treatment after trapping his finger in a container at work. S18 E23.

Episode 1 Rich has been involved in a high-speed collision with another vehicle on the M25 and Justin has a life threatening accident whilst playing football. S14 E1.

In order to film wildlife in the urban environment two crews set off on different missions. S1 E6.

The Thaw Blindsided As the snow melts and the ice on the waterways breaks up, the Arctic becomes a land of opportunity. S4 E14.

Socorro Steve Backshall is in Mexico exploring the Eastern Pacific and the Ravillagigedo Archipelago to find ways to protect the local shark population. S1 E5.

The Great Tide Documentary looking at a phenomenon which occurs each winter, when a mighty army of predators hunt down the billions of sardines along the South African coast. S1 E4.

Armoured Animals David Attenborough looks at the formidable armour of hedgehogs and rhinos. S2 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.

The Big Bang Before the Dawn It's the ultimate question why are we here? Cutting-edge space missions take us back 13.8 billion years to the very beginning - the origin of the Universe. S1 E5.

Episode 2 20 year old Jacob is rushed to A&E after crashing his car into a wall. 82 year old Joan is brought in by her daughter after falling and cutting her head at home. S14 E2.

Surviving the Extreme In the first episode, cameras follow Yak-herder Thokmay Lowa as he leads his herd through one of the most treacherous mountain passes in the high Himalaya. S2 E1.

The Thaw Blindsided As the snow melts and the ice on the waterways breaks up, the Arctic becomes a land of opportunity. S4 E14.

Tea For The Soul The far distant Bulang people, close to the border with Myanmar and Thailand, worship wild tea trees as containing the spirits of their ancestors. S1 E3.

Episode 2 Simon travels through Brazil, from the heart of the Amazon rainforest to the coast and the glamorous-but-troubled city of Rio de Janeiro. S1 E2.

Expedition Unseen Steve takes on four entirely new adventures to remote parts of the planet - including Saudi Arabia, Gabon and Mexico - in search of precious natural wonders. S1 E6.

The Great Flood The great flood in the Okavango turns 4,000 square miles of arid plains into a beautiful wetland, attracting elephants, buffalo and birds. S1 E5.

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 Chris helps an autistic comedian reveal to her mum what’s really going on inside her head and gives a non-speaking autistic man the chance to take his message to the world. S1 E1.

Episode 3 Samuel has been involved in a motorcycle accident, Clive comes in to A&E after struggling to breathe and 2-year-old Florence has swallowed a coin. S14 E3.

The Thaw River Of Rage Alaskans face tremendous obstacles as spring breakup is in full swing across the Arctic. In Kiwalik, Chip and Agnes Hailstone go on a hunt for much needed caribou. S4 E15.

Deserts David Attenborough reveals the secrets behind Earth's most spectacular deserts. S1 E5.

Against All Odds All life is driven by the need to breed. Yet for a few, the odds of success are overwhelmingly against them, so these have adopted the most extraordinary mating strategies of all. S1 E5.

Expedition Unseen Steve takes on four entirely new adventures to remote parts of the planet - including Saudi Arabia, Gabon and Mexico - in search of precious natural wonders. S1 E6.

The Great Flood The great flood in the Okavango turns 4,000 square miles of arid plains into a beautiful wetland, attracting elephants, buffalo and birds. S1 E5.

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 Chris helps an autistic comedian reveal to her mum what’s really going on inside her head and gives a non-speaking autistic man the chance to take his message to the world. S1 E1.

Surviving the Extreme In the first episode, cameras follow Yak-herder Thokmay Lowa as he leads his herd through one of the most treacherous mountain passes in the high Himalaya. S2 E1.

Deserts David Attenborough reveals the secrets behind Earth's most spectacular deserts. S1 E5.

Against All Odds All life is driven by the need to breed. Yet for a few, the odds of success are overwhelmingly against them, so these have adopted the most extraordinary mating strategies of all. S1 E5.

The Thaw River Of Rage Alaskans face tremendous obstacles as spring breakup is in full swing across the Arctic. In Kiwalik, Chip and Agnes Hailstone go on a hunt for much needed caribou. S4 E15.

Expedition Unseen Steve takes on four entirely new adventures to remote parts of the planet - including Saudi Arabia, Gabon and Mexico - in search of precious natural wonders. S1 E6.

The Great Flood The great flood in the Okavango turns 4,000 square miles of arid plains into a beautiful wetland, attracting elephants, buffalo and birds. S1 E5.

Life in the Dark David Attenborough examines the huge eyes of the dark-dwelling owl and giant squid. S2 E3.

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 Chris helps an autistic comedian reveal to her mum what’s really going on inside her head and gives a non-speaking autistic man the chance to take his message to the world. S1 E1.

Episode 3 Samuel has been involved in a motorcycle accident, Clive comes in to A&E after struggling to breathe and 2-year-old Florence has swallowed a coin. S14 E3.

Surviving with Animals In many of the earth's natural wonders, animals can be a threat to the people who live there or they can provide a means of survival. S2 E2.

The Thaw River Of Rage Alaskans face tremendous obstacles as spring breakup is in full swing across the Arctic. In Kiwalik, Chip and Agnes Hailstone go on a hunt for much needed caribou. S4 E15.

Deserts David Attenborough reveals the secrets behind Earth's most spectacular deserts. S1 E5.

Against All Odds All life is driven by the need to breed. Yet for a few, the odds of success are overwhelmingly against them, so these have adopted the most extraordinary mating strategies of all. S1 E5.

Bhutan White Water The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E7.

The Great Feast The cameras follow whales and sea lions alike as they journey to the seas off Alaska to feed on plankton bloom. S1 E6.

Namibia Ben heads to Africa to meet a master bushman who quit a city career for the dry and dusty desert. S3 E1.

Episode 2 Chris helps an autistic football fan explain to his friends why change can be disastrous and a rapper, hypersensitive to noise, reveal to his classmates how overwhelming life can be. S1 E2.

Episode 4 Christie is rushed to St George's with severe burns, Joe has been stabbed in the thigh and 2 year old Freddie has a pain in his eye. S14 E4.

The Thaw Head Above Water As the rivers melt and waters rise across the Arctic, Alaskans try to stay ahead of the changing landscape. S4 E16.

Ireland Ben journeys to Ireland's rugged Atlantic coastline in the bleak midwinter. He stays with Judith, an 80-year-old who rejected a modern way of life for one closer to nature. S6 E7.

Episode 1 Gordon Buchanan joins the Pazhetnovs, a pioneering family of biologists, in snowy Russia to rehabilitate six orphaned grizzly cubs back to the wild. S1 E1.

Bhutan White Water The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E7.

The Great Feast The cameras follow whales and sea lions alike as they journey to the seas off Alaska to feed on plankton bloom. S1 E6.

Namibia Ben heads to Africa to meet a master bushman who quit a city career for the dry and dusty desert. S3 E1.

Episode 2 Chris helps an autistic football fan explain to his friends why change can be disastrous and a rapper, hypersensitive to noise, reveal to his classmates how overwhelming life can be. S1 E2.

Surviving with Animals In many of the earth's natural wonders, animals can be a threat to the people who live there or they can provide a means of survival. S2 E2.

Ireland Ben journeys to Ireland's rugged Atlantic coastline in the bleak midwinter. He stays with Judith, an 80-year-old who rejected a modern way of life for one closer to nature. S6 E7.

Episode 1 Gordon Buchanan joins the Pazhetnovs, a pioneering family of biologists, in snowy Russia to rehabilitate six orphaned grizzly cubs back to the wild. S1 E1.

Episode 5 Witness the planet's most breathtaking natural events, and follow the dramatic wildlife stories behind them. S1 E5.

The Thaw Head Above Water As the rivers melt and waters rise across the Arctic, Alaskans try to stay ahead of the changing landscape. S4 E16.

Bhutan White Water The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E7.

The Great Feast The cameras follow whales and sea lions alike as they journey to the seas off Alaska to feed on plankton bloom. S1 E6.

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

Namibia Ben heads to Africa to meet a master bushman who quit a city career for the dry and dusty desert. S3 E1.

Episode 2 Chris helps an autistic football fan explain to his friends why change can be disastrous and a rapper, hypersensitive to noise, reveal to his classmates how overwhelming life can be. S1 E2.

Episode 4 Christie is rushed to St George's with severe burns, Joe has been stabbed in the thigh and 2 year old Freddie has a pain in his eye. S14 E4.

Surviving Against the Odds In some natural wonders, people push themselves to the limit to survive. Survival requires skill, ingenuity and bravery. S2 E3.

The Thaw Head Above Water As the rivers melt and waters rise across the Arctic, Alaskans try to stay ahead of the changing landscape. S4 E16.

Ireland Ben journeys to Ireland's rugged Atlantic coastline in the bleak midwinter. He stays with Judith, an 80-year-old who rejected a modern way of life for one closer to nature. S6 E7.

Episode 1 Gordon Buchanan joins the Pazhetnovs, a pioneering family of biologists, in snowy Russia to rehabilitate six orphaned grizzly cubs back to the wild. S1 E1.

Suriname Ghost River The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E8.

Destiny Following the drama of the African savannah. A young hyena loses her mother in a terrifying attack by some rogue male lions and has to assume the leadership of her family. S1 E1.

Alaska Ben journeys to the wilderness of Alaska to spend time with Mike and Fran Turner and their children Cathy and Nate, who welcome him into their simple, self-built log cabin. S3 E2.

Is ultra-processed food causing obesity in children, and could it even be addictive? Dr Chris van Tulleken investigates as he undergoes an experiment that shocks the scientists.

Episode 5 Martin is seriously hurt after crashing his paraglider. Eddie, who is being treated for cancer, takes a turn for the worse and Graham has a persistent nose bleed. S14 E5.

The Thaw Against The Tide Summer's unpredictable weather poses challenges for Alaskans as they set out to gather resources to survive the oncoming winter. S4 E17.

With exclusive access, the BBC follows an international team of experts on an expedition to a war zone to go in search of the Northern White Rhinoceros. An animal that little is really known about.

Episode 2 The plot thickens. As the team uncovers the remains of fearsome Jurassic predators, they consider the possibility that the site was a dinosaur hunting ground. S1 E2.

Suriname Ghost River The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E8.

Destiny Following the drama of the African savannah. A young hyena loses her mother in a terrifying attack by some rogue male lions and has to assume the leadership of her family. S1 E1.

Alaska Ben journeys to the wilderness of Alaska to spend time with Mike and Fran Turner and their children Cathy and Nate, who welcome him into their simple, self-built log cabin. S3 E2.

Is ultra-processed food causing obesity in children, and could it even be addictive? Dr Chris van Tulleken investigates as he undergoes an experiment that shocks the scientists.

Surviving Against the Odds In some natural wonders, people push themselves to the limit to survive. Survival requires skill, ingenuity and bravery. S2 E3.

With exclusive access, the BBC follows an international team of experts on an expedition to a war zone to go in search of the Northern White Rhinoceros. An animal that little is really known about.

Episode 2 The plot thickens. As the team uncovers the remains of fearsome Jurassic predators, they consider the possibility that the site was a dinosaur hunting ground. S1 E2.

The Thaw Against The Tide Summer's unpredictable weather poses challenges for Alaskans as they set out to gather resources to survive the oncoming winter. S4 E17.

The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E8.

Destiny Following the drama of the African savannah. A young hyena loses her mother in a terrifying attack by some rogue male lions and has to assume the leadership of her family. S1 E1.

Alaska Ben journeys to the wilderness of Alaska to spend time with Mike and Fran Turner and their children Cathy and Nate, who welcome him into their simple, self-built log cabin. S3 E2.

Is ultra-processed food causing obesity in children, and could it even be addictive? Dr Chris van Tulleken investigates as he undergoes an experiment that shocks the scientists. S E.

Episode 5 Martin is seriously hurt after crashing his paraglider. Eddie, who is being treated for cancer, takes a turn for the worse and Graham has a persistent nose bleed. S14 E5.

Oceans Conservationists using specially designed cameras, film ground-breaking new behaviour in some of the animals who depend on our oceans. S2 E1.

The Thaw Against The Tide Summer's unpredictable weather poses challenges for Alaskans as they set out to gather resources to survive the oncoming winter. S4 E17.

With exclusive access, the BBC follows an international team of experts on an expedition to a war zone to go in search of the Northern White Rhinoceros. An animal that little is really known about. S E.

Episode 2 The plot thickens. As the team uncovers the remains of fearsome Jurassic predators, they consider the possibility that the site was a dinosaur hunting ground. S1 E2.

The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E9.

Conflict As the Serengeti starts to dry out, competition hots up between the families of lions, cheetahs, baboons, elephants, ostriches and hyenas. S1 E2.

Utah Ben travels to the canyons of Utah to meet 72-year-old twins Bill and Bob Stone, who fled their adrenaline-junkie pasts for a tough subsistence lifestyle. S3 E3.

Episode 1 Michael Mosley takes an in-depth look at blood. He carries out six experiments on his own blood, from starving it of oxygen to injecting it with snake venom and even eating it. S E.

Episode 6 Zac broke his ankle playing football, Ian fell backwards off the tailgate while unloading his lorry and nine year-old Jayden has a badly swollen eye. S14 E6.

The Thaw The Slow Grind As the summer begins to fade, Alaskans must take advantage of the long days to prepare for the long freeze that lies ahead. S4 E18.

Episode 1 Discover the mysterious and incredible events unfolding every day across the planets and moons of our Solar System. S1 E1.

Human How dramatic twists in Earth's story enabled humans to go from being part of nature to controlling it, and what can be learnt from this tale before it's too late. S1 E5.

The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E9.

Conflict As the Serengeti starts to dry out, competition hots up between the families of lions, cheetahs, baboons, elephants, ostriches and hyenas. S1 E2.

Episode 1 Michael Mosley takes an in-depth look at blood. He carries out six experiments on his own blood, from starving it of oxygen to injecting it with snake venom and even eating it. S E.

Oceans Conservationists using specially designed cameras, film ground-breaking new behaviour in some of the animals who depend on our oceans. S2 E1.

Episode 1 Discover the mysterious and incredible events unfolding every day across the planets and moons of our Solar System. S1 E1.

Human How dramatic twists in Earth's story enabled humans to go from being part of nature to controlling it, and what can be learnt from this tale before it's too late. S1 E5.

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

The Thaw The Slow Grind As the summer begins to fade, Alaskans must take advantage of the long days to prepare for the long freeze that lies ahead. S4 E18.

Oman Desert Fortress The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E9.

Conflict As the Serengeti starts to dry out, competition hots up between the families of lions, cheetahs, baboons, elephants, ostriches and hyenas. S1 E2.

Utah Ben travels to the canyons of Utah to meet 72-year-old twins Bill and Bob Stone, who fled their adrenaline-junkie pasts for a tough subsistence lifestyle. S3 E3.

Episode 1 Michael Mosley takes an in-depth look at blood. He carries out six experiments on his own blood, from starving it of oxygen to injecting it with snake venom and even eating it.

Episode 6 Zac broke his ankle playing football, Ian fell backwards off the tailgate while unloading his lorry and nine year-old Jayden has a badly swollen eye. S14 E6.

Australia Conservationists using specially designed on cameras, film ground-breaking new behaviour in some of Australia's most iconic creatures. S2 E2.

The Thaw The Slow Grind As the summer begins to fade, Alaskans must take advantage of the long days to prepare for the long freeze that lies ahead. S4 E18.

Episode 1 Discover the mysterious and incredible events unfolding every day across the planets and moons of our Solar System. S1 E1.

Human How dramatic twists in Earth's story enabled humans to go from being part of nature to controlling it, and what can be learnt from this tale before it's too late. S1 E5.

Borneo Dark Shadow The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E10.

Invasion With the annual great migration approaching, a family of wild dogs moves in, ready to take advantage of the coming feast. S1 E3.

Sweden Ben meets a 40-year-old British woman who gave up her old life as a communications manager to train huskies inside the Arctic Circle in northern Sweden. S3 E4.

Episode 1 Gregg Wallace and mathematician Hannah Fry invite five special guests to a unique dinner party where they are scored on the environmental impact of every dish they choose.

Episode 7 Hitin was assaulted on a night out with friends, Kitty has had two epileptic seizures and 11 year-old Sophie has trapped her finger in a door. S14 E7.

The Thaw Midnight Sun Alaskans must ensure they are prepared to withstand the extreme cold that lies ahead when winter arrives. S4 E19.

To The Ends of the Earth Starting on the treacherous Tea Horse Road stretching from southern China into Tibet, India and beyond. We discover the healing wonder of matcha tea. S1 E4.

Episode 3 Simon travels from the ancient city of Machu Picchu in Peru to La Paz in Bolivia, the highest capital city on Earth, visiting cocaine farms and gold mines along the way. S1 E3.

Borneo Dark Shadow The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E10.

Invasion With the annual great migration approaching, a family of wild dogs moves in, ready to take advantage of the coming feast. S1 E3.

Sweden Ben meets a 40-year-old British woman who gave up her old life as a communications manager to train huskies inside the Arctic Circle in northern Sweden. S3 E4.

Episode 1 Gregg Wallace and mathematician Hannah Fry invite five special guests to a unique dinner party where they are scored on the environmental impact of every dish they choose.

Australia Conservationists using specially designed on cameras, film ground-breaking new behaviour in some of Australia's most iconic creatures. S2 E2.

To The Ends of the Earth Starting on the treacherous Tea Horse Road stretching from southern China into Tibet, India and beyond. We discover the healing wonder of matcha tea. S1 E4.

Episode 3 Simon travels from the ancient city of Machu Picchu in Peru to La Paz in Bolivia, the highest capital city on Earth, visiting cocaine farms and gold mines along the way. S1 E3.

The Thaw Midnight Sun Alaskans must ensure they are prepared to withstand the extreme cold that lies ahead when winter arrives. S4 E19.

Surviving the Extreme In the first episode, cameras follow Yak-herder Thokmay Lowa as he leads his herd through one of the most treacherous mountain passes in the high Himalaya. S2 E1.

Surviving with Animals In many of the earth's natural wonders, animals can be a threat to the people who live there or they can provide a means of survival. S2 E2.

Surviving Against the Odds In some natural wonders, people push themselves to the limit to survive. Survival requires skill, ingenuity and bravery. S2 E3.

Oceans Conservationists using specially designed cameras, film ground-breaking new behaviour in some of the animals who depend on our oceans. S2 E1.

Australia Conservationists using specially designed on cameras, film ground-breaking new behaviour in some of Australia's most iconic creatures. S2 E2.

The Thaw Midnight Sun Alaskans must ensure they are prepared to withstand the extreme cold that lies ahead when winter arrives. S4 E19.

Episode 5 Follow the RSPCA officers who, committed to the rescue and welfare of man's best friend, are tasked with investigating reports of cruelty and neglect. S4 E5.

Episode 6 Follow the RSPCA officers who, committed to the rescue and welfare of man's best friend, are tasked with investigating reports of cruelty and neglect. S4 E6.

Deserts David Attenborough reveals the secrets behind Earth's most spectacular deserts. S1 E5.

Ireland Ben journeys to Ireland's rugged Atlantic coastline in the bleak midwinter. He stays with Judith, an 80-year-old who rejected a modern way of life for one closer to nature. S6 E7.

With exclusive access, the BBC follows an international team of experts on an expedition to a war zone to go in search of the Northern White Rhinoceros. An animal that little is really known about. S E.

Episode 1 Discover the mysterious and incredible events unfolding every day across the planets and moons of our Solar System. S1 E1.

To The Ends of the Earth Starting on the treacherous Tea Horse Road stretching from southern China into Tibet, India and beyond. We discover the healing wonder of matcha tea. S1 E4.

Episode 3 Samuel has been involved in a motorcycle accident, Clive comes in to A&E after struggling to breathe and 2-year-old Florence has swallowed a coin. S14 E3.

Episode 4 Christie is rushed to St George's with severe burns, Joe has been stabbed in the thigh and 2 year old Freddie has a pain in his eye. S14 E4.

The Thaw Higher Ground As the thaw draws to a close, Alaskans battle the clock to maximize their final days of sunlight in the Arctic. S4 E20.

Episode 1 Gordon Buchanan joins the Pazhetnovs, a pioneering family of biologists, in snowy Russia to rehabilitate six orphaned grizzly cubs back to the wild. S1 E1.

Episode 1 (in Johannesburg) Louis visits Johannesburg, where the residents are increasingly plagued by crime. But are brutal security methods a solution, or part of the problem? S E.

Episode 1 (in Philadelphia) Louis Theroux signs up for his most dangerous assignment yet - patrolling the crime-ridden streets of Philadelphia with the city's police department. S E.

Surviving the Extreme In the first episode, cameras follow Yak-herder Thokmay Lowa as he leads his herd through one of the most treacherous mountain passes in the high Himalaya. S2 E1.

Surviving with Animals In many of the earth's natural wonders, animals can be a threat to the people who live there or they can provide a means of survival. S2 E2.

Surviving Against the Odds In some natural wonders, people push themselves to the limit to survive. Survival requires skill, ingenuity and bravery. S2 E3.

Oceans Conservationists using specially designed cameras, film ground-breaking new behaviour in some of the animals who depend on our oceans. S2 E1.

Australia Conservationists using specially designed on cameras, film ground-breaking new behaviour in some of Australia's most iconic creatures. S2 E2.

Episode 5 Follow the RSPCA officers who, committed to the rescue and welfare of man's best friend, are tasked with investigating reports of cruelty and neglect. S4 E5.

Life in the Dark David Attenborough examines the huge eyes of the dark-dwelling owl and giant squid. S2 E3.

The Thaw Higher Ground As the thaw draws to a close, Alaskans battle the clock to maximize their final days of sunlight in the Arctic. S4 E20.

Episode 1 Gordon Buchanan joins the Pazhetnovs, a pioneering family of biologists, in snowy Russia to rehabilitate six orphaned grizzly cubs back to the wild. S1 E1.

Episode 2 The plot thickens. As the team uncovers the remains of fearsome Jurassic predators, they consider the possibility that the site was a dinosaur hunting ground. S1 E2.

Human How dramatic twists in Earth's story enabled humans to go from being part of nature to controlling it, and what can be learnt from this tale before it's too late. S1 E5.

Episode 3 Simon travels from the ancient city of Machu Picchu in Peru to La Paz in Bolivia, the highest capital city on Earth, visiting cocaine farms and gold mines along the way. S1 E3.

The Thaw Higher Ground As the thaw draws to a close, Alaskans battle the clock to maximize their final days of sunlight in the Arctic. S4 E20.

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.

Namibia Ben heads to Africa to meet a master bushman who quit a city career for the dry and dusty desert. S3 E1.

Alaska Ben journeys to the wilderness of Alaska to spend time with Mike and Fran Turner and their children Cathy and Nate, who welcome him into their simple, self-built log cabin. S3 E2.

Utah Ben travels to the canyons of Utah to meet 72-year-old twins Bill and Bob Stone, who fled their adrenaline-junkie pasts for a tough subsistence lifestyle. S3 E3.

Sweden Ben meets a 40-year-old British woman who gave up her old life as a communications manager to train huskies inside the Arctic Circle in northern Sweden. S3 E4.

Episode 5 Follow the RSPCA officers who, committed to the rescue and welfare of man's best friend, are tasked with investigating reports of cruelty and neglect. S4 E5.

Episode 6 Follow the RSPCA officers who, committed to the rescue and welfare of man's best friend, are tasked with investigating reports of cruelty and neglect. S4 E6.

Episode 5 Martin is seriously hurt after crashing his paraglider. Eddie, who is being treated for cancer, takes a turn for the worse and Graham has a persistent nose bleed. S14 E5.

Episode 6 Zac broke his ankle playing football, Ian fell backwards off the tailgate while unloading his lorry and nine year-old Jayden has a badly swollen eye. S14 E6.

Ready or Not Ready Or Not During Autumn those in the Arctic are making final preparations for the winter to come. S3 E1.

The Great Flood The great flood in the Okavango turns 4,000 square miles of arid plains into a beautiful wetland, attracting elephants, buffalo and birds. S1 E5.

The Great Feast The cameras follow whales and sea lions alike as they journey to the seas off Alaska to feed on plankton bloom. S1 E6.

Destiny Following the drama of the African savannah. A young hyena loses her mother in a terrifying attack by some rogue male lions and has to assume the leadership of her family. S1 E1.

Conflict As the Serengeti starts to dry out, competition hots up between the families of lions, cheetahs, baboons, elephants, ostriches and hyenas. S1 E2.

Invasion With the annual great migration approaching, a family of wild dogs moves in, ready to take advantage of the coming feast. S1 E3.

Episode 1 Louis visits Johannesburg, where the residents are increasingly plagued by crime. But are brutal security methods a solution, or part of the problem?

Episode 1 Louis Theroux signs up for his most dangerous assignment yet - patrolling the crime-ridden streets of Philadelphia with the city's police department.

Episode 5 Martin is seriously hurt after crashing his paraglider. Eddie, who is being treated for cancer, takes a turn for the worse and Graham has a persistent nose bleed. S14 E5.

Episode 6 Zac broke his ankle playing football, Ian fell backwards off the tailgate while unloading his lorry and nine year-old Jayden has a badly swollen eye. S14 E6.

Ready or Not Ready Or Not During Autumn those in the Arctic are making final preparations for the winter to come. S3 E1.

Borneo Dark Shadow The naturalist visits uncharted territory in pursuit of new discoveries. He takes on physical challenges, encounters extraordinary wildlife and meets remarkable people. S1 E10.

Invasion With the annual great migration approaching, a family of wild dogs moves in, ready to take advantage of the coming feast. S1 E3.

Sweden Ben meets a 40-year-old British woman who gave up her old life as a communications manager to train huskies inside the Arctic Circle in northern Sweden. S3 E4.

Episode 1 Gregg Wallace and mathematician Hannah Fry invite five special guests to a unique dinner party where they are scored on the environmental impact of every dish they choose.

Episode 7 Hitin was assaulted on a night out with friends, Kitty has had two epileptic seizures and 11 year-old Sophie has trapped her finger in a door. S14 E7.

Episode 1 The rains hit the waterhole and for the first time in half a year grass begins to grow and water is everywhere, dramatically changing the fortunes for the wild residents. S1 E1.

Ready or Not Ready Or Not During Autumn those in the Arctic are making final preparations for the winter to come. S3 E1.

To The Ends of the Earth Starting on the treacherous Tea Horse Road stretching from southern China into Tibet, India and beyond. We discover the healing wonder of matcha tea. S1 E4.

Episode 3 Simon travels from the ancient city of Machu Picchu in Peru to La Paz in Bolivia, the highest capital city on Earth, visiting cocaine farms and gold mines along the way. S1 E3.

Expedition Grizzly River The naturalist visits uncharted territory in pursuit of new discoveries. S2 E1.

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

Laos Ben travels to Southeast Asia to meet 31-year-old Jon Watkinson, who quit a career in finance for life in a handmade bamboo hut on a remote island on the Mekong River in Laos. S3 E5.

Episode 1 Leading medical experts attempt to diagnose a man whose face has dramatically swollen and a woman who is ill whenever she tries to eat and is losing weight.  S1 E1.

Episode 8 Glyn has a fractured ankle after a building site accident, John has sepsis and eighteen month old Zemirah has diarrhea and vomiting. S14 E8.

Armed For Winter Armed For Winter The entire Hailstone family are on the hunt for enough meat for the winter S3 E2.

Ice Worlds David Attenborough examines the frozen worlds of the Arctic and Antarctic. S1 E6.

Great Plains Over six weeks the team follow a pride of 30 lions as they attempt to hunt elephants. S1 E7.

Expedition Grizzly River The naturalist visits uncharted territory in pursuit of new discoveries. S2 E1.

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

Laos Ben travels to Southeast Asia to meet 31-year-old Jon Watkinson, who quit a career in finance for life in a handmade bamboo hut on a remote island on the Mekong River in Laos. S3 E5.

Episode 1 Leading medical experts attempt to diagnose a man whose face has dramatically swollen and a woman who is ill whenever she tries to eat and is losing weight.  S1 E1.

Episode 1 The rains hit the waterhole and for the first time in half a year grass begins to grow and water is everywhere, dramatically changing the fortunes for the wild residents. S1 E1.

Ice Worlds David Attenborough examines the frozen worlds of the Arctic and Antarctic. S1 E6.

Great Plains Over six weeks the team follow a pride of 30 lions as they attempt to hunt elephants. S1 E7.

Armed For Winter Armed For Winter The entire Hailstone family are on the hunt for enough meat for the winter S3 E2.

Expedition Grizzly River The naturalist visits uncharted territory in pursuit of new discoveries. S2 E1.

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

Laos Ben travels to Southeast Asia to meet 31-year-old Jon Watkinson, who quit a career in finance for life in a handmade bamboo hut on a remote island on the Mekong River in Laos. S3 E5.

Episode 1 Leading medical experts attempt to diagnose a man whose face has dramatically swollen and a woman who is ill whenever she tries to eat and is losing weight.  S1 E1.

Episode 8 Glyn has a fractured ankle after a building site accident, John has sepsis and eighteen month old Zemirah has diarrhea and vomiting. S14 E8.

Episode 2 It's the hottest time of year and the waterhole becomes busier in the cool of the night. But hyena lurk in the shadows. S1 E2.

Armed For Winter Armed For Winter The entire Hailstone family are on the hunt for enough meat for the winter S3 E2.

Ice Worlds David Attenborough examines the frozen worlds of the Arctic and Antarctic. S1 E6.

Great Plains Over six weeks the team follow a pride of 30 lions as they attempt to hunt elephants. S1 E7.

Expedition Volcanic Underworld The naturalist visits uncharted territory in pursuit of new discoveries. S2 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.

Australia Ben hand-rears rescue animals and finds out about the invasive cane-toad when he meets Barbara Walker, a photographer from Switzerland who settled in one of the world's most challenging places. S3 E6.

Episode 2 Twelve medical experts race to diagnose a man with a life-threatening skin condition and a mother suffering a dramatic decline in health.  S1 E2.

Episode 9 Neil was found unconscious by the road following a cycling accident, Michael suffered severe chest pains playing golf and George injured his eye on a branch. S14 E9.

Out Of Control Out Of Control Andy hunts for moose in Eagle, as he and Kate need to restock on meat for the winter S3 E3.

Brazil Ben Fogle travels to Brazil to meet Chris, a Scotsman who has chosen to make his home in one of the most remote areas of the jungle near the Amazon river. S6 E8.

Episode 2 Gordon Buchanan begins training the cubs for their new life in the wilderness. With just 10 weeks left before release, little Pasha is still struggling. S1 E2.

Expedition Volcanic Underworld The naturalist visits uncharted territory in pursuit of new discoveries. S2 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.

Australia Ben hand-rears rescue animals and finds out about the invasive cane-toad when he meets Barbara Walker, a photographer from Switzerland who settled in one of the world's most challenging places. S3 E6.

Episode 2 Twelve medical experts race to diagnose a man with a life-threatening skin condition and a mother suffering a dramatic decline in health.  S1 E2.

Episode 2 It's the hottest time of year and the waterhole becomes busier in the cool of the night. But hyena lurk in the shadows. S1 E2.

Brazil Ben Fogle travels to Brazil to meet Chris, a Scotsman who has chosen to make his home in one of the most remote areas of the jungle near the Amazon river. S6 E8.

Episode 2 Gordon Buchanan begins training the cubs for their new life in the wilderness. With just 10 weeks left before release, little Pasha is still struggling. S1 E2.

Out Of Control Out Of Control Andy hunts for moose in Eagle, as he and Kate need to restock on meat for the winter S3 E3.

The naturalist visits uncharted territory in pursuit of new discoveries. S2 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.

Australia Ben hand-rears rescue animals and finds out about the invasive cane-toad when he meets Barbara Walker, a photographer from Switzerland who settled in one of the world's most challenging places. S3 E6.

Episode 2 Twelve medical experts race to diagnose a man with a life-threatening skin condition and a mother suffering a dramatic decline in health.  S1 E2.

Episode 9 Neil was found unconscious by the road following a cycling accident, Michael suffered severe chest pains playing golf and George injured his eye on a branch. S14 E9.

Episode 3 The rains return and the waterhole faces its biggest change yet. An explosion of life brings new species flooding to the Savannah including the great wildebeest migration. S1 E3.

Out Of Control Out Of Control Andy hunts for moose in Eagle, as he and Kate need to restock on meat for the winter S3 E3.

Brazil Ben Fogle travels to Brazil to meet Chris, a Scotsman who has chosen to make his home in one of the most remote areas of the jungle near the Amazon river. S6 E8.