Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe.

Put your seatbelt on and accompany Britain's elite as they take to the road, applying the brakes to motorists with relaxed attitudes to the law.

The rescue chopper is called upon when there's a crash on the rainy roads of the Southern Alps. An unlucky driver's Nissan has been damaged by both a rock and an axe.

There's trouble for speeding tourists who take a corner way too fast, and also for a man who tries to cheat the registration system when he's caught out by his ex-wife.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

Buckle up and brace yourselves for sights so unusual you'll begin to question your own sanity, all caught on the handy dashboard-camera.

The chilling story of Lee Ford, who killed his wife and four stepchildren in a cold-blooded murder spree over 24 hours in September 2000.

When Sameena fails to visit family on Boxing Day, she is reported missing. CCTV shows her at a local shop before disappearing without a trace.

The Body in the Bedroom: When the body of a Lithuanian immigrant is discovered, detectives are faced with uncovering how she died and who is responsible for her death.

A look at the life - and horrifying crimes - of Ted Bundy, a notorious serial killer who murdered at least 30 young women and girls between 1974 and 1978.

Fred Dinenage investigates 1940s murderer John George Haigh, who notoriously dissolved his victims' bodies in acid.

Ashley and her mother Kristine are meeting to co-sign a lease for an apartment, but alarms are raised when Ashley never shows.

An in-depth look at the horrific murder of 20-year-old Sophie Lancaster, who was attacked by a gang of teenagers in a park in Bacup, Lancashire in 2007.

A killer who found some of his victims through ads, the case of Paul Runge became prominent in the debate over the death penalty in Illinois.

The Shoe Fetish Murder: The investigation of a murder of a mother in her home in 1994, as police used forensic clues to find an appalling killer.

A chilling look at the man responsible for one of the biggest police investigations in Bristol - the cold-blooded murder of Joanna Yeates.

The Double Jeopardy Killer: In 1995, Vikki left her home to take the dog for a walk. Later, the dog returned home alone, signalling that something was terribly wrong.

The murder of Kayleigh Dunning sparks an inquiry into stolen intimate videos, a past lover and a revelation that shocks her entire community.

Colin Sutton and team make a horrific discovery when 43-year-old Eastenders actress Sian Blake and her two children are reported missing in 2015.

A profile of the Rhode Island family man and Sunday school teacher, who also turned out to be a cold-blooded triple murderer.

When young kickboxing champion Niall Dorr was beaten to death in Dundalk, CCTV helped detectives convict his killer.

With a thirst for blood and a knife obsession, Michael Clarke believed it was his destiny to kill, and his parents were the victims.

The story of two friends who carried out the evil, jealousy-fuelled murder of businesswoman Sadie Hartley.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe.

Astonishing footage including a man who takes his frustrations out on the camera when the police corner him, and a dramatic cross country police pursuit. Strong language.

Near Dunedin, a driver claims to be sober despite having thrown up in his car. Also, a minivan ends up on its side and a biker gets schooled on the rules of the road.

The final episode of the season comes with plenty of drama as a crash manages to knock out the power to all of Clyde.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

Jump in as we witness icy escapades, heart-warming animal rescues and the wrath of ancient Nordic gods against motorcyclists.

The story of the killer who took four lives during a chilling two-day killing spree in 2004 after being inspired by horror films.

After a body is found, police identify the victim and trace CCTV to a Luton man. His chilling purchases and actions expose a shocking murder.

The Disappearance of Margaret Gardiner: In 2004, Margaret vanished from her home. Her husband claimed she had left him. However, inconsistencies in his story raised suspicions.

A look at the life and crimes of the serial killer, whose story was featured in the Oscar-winning film Monster, and who was executed in 2002.

Fred Dinenage explores the crimes of Graham Frederick Young, who laced an entire factory's tea with deadly thallium.

Nikki Sue Entzel dials 911 to report a fire at her home, but the supposed accidental house fire turns into a murder investigation.

He presented himself as a well-mannered family man. But behind closed doors, his wife paid the final price for his violent outbursts.

A serial killer and rapist who murdered at least 23 men and boys, this is the little-known case of Ronald Dominique.

Killed for being Kind: A woman dies in an apparently accidental house fire, but one police officer spots signs that something more sinister is at play.

A profile of the former aspiring model who stabbed her fiance 42 times, before blaming the attack on a fictional road rage assailant.

In 1986, Detective David Baker became the first person to use DNA profiling in a criminal investigation, when looking for the killer of two young girls.

Series exploring one of Wales' most controversial murders. What begins as a routine call to a house fire becomes the biggest murder investigation in Welsh history.

The police must figure out how to investigate not one, but three of their own when it emerges the prime suspect is a very well-connected former officer.

Known as The Railroad Killer to some, the serial killer is thought to have taken the lives of more than 23 victims before his execution in 2006.

The Tampa area of Seminole Heights is gripped by terror after shootings claim the lives of four innocent victims.

Indulging himself and his girlfriend in unaffordable luxury, Brian Blackwell killed his parents before another spending spree.

The chilling story of Lee Ford, who killed his wife and four stepchildren in a cold-blooded murder spree over 24 hours in September 2000.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe.

Join Ireland's Customs teams as they, with the help of the Irish police, try to stop organised smugglers from bringing drugs, cars and even exotic animals into the country.

The observational documentary series going behind the scenes of UK immigration continues, as officers at Heathrow Terminal 3's passport control question suspicious travellers.

The Thames Valley Police provide a fascinating insight into car crime and its prevention. Plus, shocking video footage captures dangerous drivers in action. Strong language.

From rambunctious rammers to disastrous driving conditions - join us for a brand-new episode of Caught on Dashcam.

Dom Littlewood shows how technology is being used to catch crooks. Police launch a clever operation to catch criminals who have stashed stolen goods in a wood.

Dom Littlewood shows how technology is being used to catch crooks. A family plants a secret camera to catch a thief and a local man joins in with a cross-country police pursuit.

Dom Littlewood shows how technology is being used to catch crooks. A couple come face to face with armed robbers but refuse to hand over their money.

Killer: A Fatal Vendetta: The 2019 murder of Raymond Cullen sparked an investigation, where forensic and digital evidence exposed a shocking, calculated plot behind his death.

A killer who goaded police and media during his spree, Heriberto Seda claimed to kill based on his victims' star signs.

Responsible for five murders, Joshua Wade avoided justice for years and later confessed to killings that started from when he was just 14.

Documentary lifting the lid on police investigations into some of the most incredible murder cases in criminal history.

Documentary lifting the lid on police investigations into some of the most incredible murder cases in criminal history.

When Charlotte Murray didn't show up to spend her 34th birthday with her twin sister, their family knew something was seriously wrong.

An examination of Mick Philpott, the notorious Derby father of 17 who murdered six children, five of them his own, when he set his own home on fire.

Murder in the Woods: Mum Karen Doubleday was found murdered in the woods in 2002. The key to finding her killer lay in pollen spores from the Ice Age.

The Mum Who Never Came Home: After Michelle Gunshon disappeared, police found CCTV footage showing her with a mystery man. They tracked him down, but where was she.

A look at the life and crimes of the serial killer, whose story was featured in the Oscar-winning film Monster, and who was executed in 2002.

The wife of serial killer Peter Tobin reveals her terrifying first-hand account of his violence, adding a new layer to the story of his gruesome murders.

A new suspect emerges and with his chequered past, the police are convinced they've got their man. But the community isn't so sure.

Builder David Morris is convicted of the murders. After he's spent over 20 years behind bars, a new witness comes forward, sparking a review of the case.

17-year-old Jayden Parkinson killed by her abusive boyfriend, Ben Blakeley, who then buried her in his uncle's grave.

The Catch: Crime scene investigators use cutting-edge data forensic techniques to solve a double homicide that shattered a community in the Florida Keys.

A driver on the run from police crashes a stop sign and risks a head-on collision with a bus. Can he escape both the police and a serious smash.

Dom Littlewood shows how technology is used to catch crooks. This episode features a pub landlord who misses a pair of prolific burglars by seconds.

Dom Littlewood shows how technology is being used to catch crooks. A gang of armed robbers get a shock when some of their victims fight back.

Dom Littlewood shows how technology is being used to catch crooks. This episode features a crook stealing from the elderly and a friend betraying the trust of others.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

An A1 patrol officer is called to help a biker fighting for his life. Traffic officers come face-to-face with a lorry driver flouting the law.

The Thames Valley Police provide a fascinating insight into car crime and its prevention. Plus, shocking video footage captures dangerous drivers in action. Strong language.

Get ready for more thrills and spills in a brand-new episode of Caught on Dashcam.

Dom Littlewood shows how technology is being used to catch crooks. A prisoner on the run breaks into homes and a high-tech police operation targets bike thieves.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A man who terrorised Phoenix in an extensive year-long crime spree, committing nine murders with no apparent motive.

A killer who found some of his victims through ads, the case of Paul Runge became prominent in the debate over the death penalty in Illinois.

Documentary lifting the lid on police investigations into some of the most incredible murder cases in criminal history.

Documentary lifting the lid on police investigations into some of the most incredible murder cases in criminal history.

After a teenager is murdered in her flat, police try to find her killer, starting with a set of bloodstained keys.

He presented himself as a well-mannered family man. But behind closed doors, his wife paid the final price for his violent outbursts.

Catching the Rochdale Ripper: When mum of three Eileen Jawczak was murdered, clues were minimal. Could police link her death to the Rochdale Ripper.

Catching the Midlands Ripper: Two bodies are found just months apart in Leicestershire, but when the case goes cold, one woman's bravery could be key.

The shocking story behind the extraordinary case of Crystal Hunnisett. Contains violence and graphic descriptions of child sexual abuse throughout.

The shocking story behind the extraordinary case of Crystal Hunnisett continues. Contains violence and graphic descriptions of sexual abuse throughout.

Letecia Stauch reported that her 11-year-old stepson hadn't come home, but what followed was a trial of deceit, secrets and murder.

Michael Hoolickin: Things end in tragedy when 27-year-old Michael Hoolickin steps in to defend a woman being hit by her brother.

When a woman is found dead in a hotel, police realise that an apparent suicide is not what it seems, leading to a manhunt that crosses borders.

In 2012, April Jones disappeared from outside her home in Wales, never to be seen again. Her abductor, and murderer, was found to be Mark Bridger.

James Fairweather becomes a double-killer aged just 15. Was his Ripper obsession to blame or is there more to his story.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

Wales: From violent drunks and drug dealers to a dangerous domestic incident, this week's fix focuses on cops based in West Wales.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

We bring you action packed rescues, not-so smooth criminals, and some of the most extraordinary and downright spooky moments ever caught on film.

The story of serial killer Geoffrey Evans and his accomplice John Shaw, who hit headlines in 1976 after the murders of two women in Ireland.

An in-depth look at the horrific murder of 20-year-old Sophie Lancaster, who was attacked by a gang of teenagers in a park in Bacup, Lancashire in 2007.

The Minicab Murders: Years after the crime, see how forensics helped solve the murder of Becky Godden-Edwards, finding a killer who had sadly murdered again.

A look at the horrific crimes of the serial killer who dubbed himself BTK - meaning 'Bind, Torture, Kill.

Follow real-life murder cases from the first emergency call to the final verdict. Officers investigate the murder of Christoper Donovan by a gang of youths.

Twenty-year-old Tashan Daniel was waiting for a train to take him to a football match when a fateful encounter on the platform changed everything.

The story of taxi driver Ben Lacomba, who was convicted for the brutal murder of his ex-partner even though her body was never found.

The story of a killer who was infamous for his whimpering confessions over the phone after each of his murders.

He decided to become a serial killer and brutally snatched away the lives of five innocent men. This is the story of the calculated murderer.

The Murder of Little Miss Nobody: Police have only a skeleton to help them piece together what happened to a body found 10 years after a murder.

Game Over: James is murdered in a house full of his loved ones. After investigators examine the murder weapon, a development involving digital forensics reveals a motive.

When a woman is found dead in a hotel, police realise that an apparent suicide is not what it seems, leading to a manhunt that crosses borders.

Ex-detective Colin Sutton revisits the brutal murder of deli worker Marta Ligman, killed by her controlling boyfriend and placed in a suitcase.

A profile of the murderer known to some as the Riverside Prostitute Killer, who sits on death row after being convicted for the slaying of 12 women.

Texas police suspect a killer is on the loose when the bodies of four women are discovered by the side of a highway.

Fred Dinenage investigates 1940s murderer John George Haigh, who notoriously dissolved his victims' bodies in acid.

The story of 27-year-old Pawel Relowicz, who raped and killed 21-year-old Hull student Libby Squire in a case that made headlines around the UK.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe.

Devon/Cornwall: Adrenaline-fuelled documentary following Britain's police. This week's fix sees them tackling robbers, prostitutes and speed merchants in the West Country.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

From some of the most heart stopping police chases ever seen, to smashing total wipeouts, we've got it all caught on the handy dashboard camera.

The Sneinton Strangler: The chilling story of Mark Martin, who murdered three homeless women in his quest to become Nottingham's first serial killer.

He presented himself as a well-mannered family man. But behind closed doors, his wife paid the final price for his violent outbursts.

The Murder of Little Miss Nobody: Police have only a skeleton to help them piece together what happened to a body found 10 years after a murder.

A profile of the serial killer, who narrowly avoided the death penalty for killing at least 13 sex workers during a horrific reign of terror.

After going missing for a year and a half, many believed 14-year-old Chyenne had run away from home. However, closer analysis revealed the tragic truth.

After missing her bus, Yingying Zhang is offered a lift by a man posing as a policeman. This fateful encounter would lead to her horrific murder.

The story of David Ryan, who cheated his lover out of £60,000 before bludgeoning her to death and mutilating her body to cover his tracks.

Mother Paige Birgfeld went missing in 2007 and her remains were found five years later. A decade on, police closed the net on a local mechanic.

A profile of the man responsible for the cold-blooded murder of two teenage girls in 1977, known as the World's End Murders.

The Martial Arts Murder: When his parents are found dead, a man does everything he can to avoid being caught - but Luminol reveals a vital clue.

When a mother of two is found stabbed to death at her home in Olton, West Midlands in July 12, 2020, it appeared to be a burglary gone wrong.

Unlocking the Truth: In 1998, 22-year-old Jenny went out, looking forward to an evening with friends. That night would end in tragedy, as she never returned home.

Colin Sutton recounts the investigation into an attack against a popular elderly couple, who were stabbed in their home by a man they knew well.

Richard Chase: A profile of the serial killer who took the lives of six victims in one month, known to some as The Vampire Killer due to his penchant for cannibalism.

Ashley and her mother Kristine are meeting to co-sign a lease for an apartment, but alarms are raised when Ashley never shows.

Fred Dinenage explores the crimes of Graham Frederick Young, who laced an entire factory's tea with deadly thallium.

The story of the killer who took four lives during a chilling two-day killing spree in 2004 after being inspired by horror films.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Action-packed documentary following rapid response officers, the fastest cops in Britain, as they crack down on crime. Time is of the essence.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

Our series finale brings you the greatest smashes, extreme bouts of road rage and even the most bizarre traffic entertainment ever caught on camera.

The story of Malcolm Green, who was jailed for life for the brutal murder of a Cardiff prostitute, only to kill again when he was released after 18 years.

The story of taxi driver Ben Lacomba, who was convicted for the brutal murder of his ex-partner even though her body was never found.

The Martial Arts Murder: When his parents are found dead, a man does everything he can to avoid being caught - but Luminol reveals a vital clue.

A profile of the serial killer known as The Gainesville Ripper, who targeted Florida students with crimes so horrific that he inspired the movie Scream.

After finding her dead in a bathtub full of bleach, detectives narrowed down Susan Eyre's killer from 210,000 possible suspects.

The story of 11-year-old Jeralee, who was lured into the car of James Edward Wood - a man with no reason to harm but a strong desire to kill.

The story of the senseless killing of 83-year-old Peter Wrighton, who was targeted by Alexander Palmer while out walking his dog in 2017.

In 1973, Dawn Magyar's body was found two months after she had vanished. Twenty-eight years on, advances in forensics helped solve the case.

Four vicious murders put Mark Hobson at the centre of a nationwide manhunt as he became Britain's most wanted man. This is his story.

Murder at the Wedding: Bite marks in a block of cheese hold the key to catching a killer when he helps himself to a snack after a home invasion.

Robin Chard: As Robin Chard makes his way home to his wife, he crosses paths with two men who carry out a brutal and unprovoked attack on him.

When Kemia Hassel calls 911 cradling her dying husband, detectives have no idea that they'll soon unravel a sinister murder-for-hire plot.

After being picked up by NHS worker Duncan Bone at King's Cross in 1992, Karl Warne and Colin Lockett would murder their host at his flat.

A chilling profile of the vicious serial killer who claimed the lives of at least seven innocent people between 2003 and 2016.

Nikki Sue Entzel dials 911 to report a fire at her home, but the supposed accidental house fire turns into a murder investigation.

Fred Dinenage examines the crimes of George Joseph Smith, who drowned his three wives between 1912 and 1914.

The story of serial killer Geoffrey Evans and his accomplice John Shaw, who hit headlines in 1976 after the murders of two women in Ireland.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Action-packed documentary following rapid response officers, the fastest cops in Britain, as they crack down on crime. Time is of the essence.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A specialist crime squad stop a mugger on a moped, intruders prowl the tiny streets of a model village and insurance cheats have their fake falls exposed.

A new season of Caught On Dashcam! From crazy weather to shocking road rage and the answer to why the chicken crossed the road, all caught on camera.

A family's worst nightmare occurs when 16-year-old Becky Watts goes missing, and is found dead days later, murdered by her own stepbrother.

The story of David Ryan, who cheated his lover out of £60,000 before bludgeoning her to death and mutilating her body to cover his tracks.

Murder at the Wedding: Bite marks in a block of cheese hold the key to catching a killer when he helps himself to a snack after a home invasion.

A profile of The Truck Stop Killer, who targeted hitchhikers and truck stop sex workers in a horrific string of crimes spanning 15 years.

After a badly decomposed body was found in a suitcase by a railway embankment in Exeter, Police hunt for the killer with only CCTV evidence to go on.

Two teenage girls have the misfortune of crossing paths with a cold-blooded killer, one year apart.

The story of 22-year-old Emma Baum, who was savagely battered to death by her ex-boyfriend David Davies in a row over access to their child.

In 1999 and 2000, John Eric Armstrong prowled Detroit looking for sex workers. A seemingly normal father, no one suspected he was a killer.

A look at the 21-year-old killer who brutally took the life of British student Matthew Pyke, after developing an obsessive infatuation with his girlfriend.

Murder By the Lake: True crime series putting murders under the microscope and exploring how forensic science helped investigators solve them.

Unlocking the Truth: In 1998, 22-year-old Jenny went out, looking forward to an evening with friends. That night would end in tragedy, as she never returned home.

When a mother of two is found stabbed to death at her home in Olton, West Midlands in July 12, 2020, it appeared to be a burglary gone wrong.

An occult-obsessed man gets jail time after viciously stabbing his friend to death. Upon his release, he strikes again.

A look at the life of the American serial killer, who was convicted of three murders but confessed to many more.

When Kemia Hassel calls 911 cradling her dying husband, detectives have no idea that they'll soon unravel a sinister murder-for-hire plot.

Fred Dinenage investigates the crimes of meticulous masked killer Donald Neilson.

The Sneinton Strangler: The chilling story of Mark Martin, who murdered three homeless women in his quest to become Nottingham's first serial killer.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Action-packed documentary following rapid response officers, the fastest cops in Britain, as they crack down on crime. Time is of the essence.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

When a grandmother is dragged to the ground in a robbery, her family unites to catch the culprit. Launderette owners plaster the streets with wanted posters.

A ruthless gang is attacking people who are wearing expensive watches. A collection of clueless criminals are uncovered thanks to their criminally bad disguises.

A trusting woman is shocked to learn her new best friend is a fraud. An airport bag thief steals something irreplaceable.

From novice drivers to taxi nightmares and even a horse-riding shotgun, it's time to buckle up for a brand-new episode of Caught On Dashcam.

A dangerous sexual predator, John Cannan murdered one young woman just days after his release from prison, and is suspected of many others.

The story of the senseless killing of 83-year-old Peter Wrighton, who was targeted by Alexander Palmer while out walking his dog in 2017.

Murder By the Lake: True crime series putting murders under the microscope and exploring how forensic science helped investigators solve them.

A profile of the Rhode Island family man and Sunday school teacher, who also turned out to be a cold-blooded triple murderer.

In 1986, Detective David Baker became the first person to use DNA profiling in a criminal investigation, when looking for the killer of two young girls.

Robin Chard: As Robin Chard makes his way home to his wife, he crosses paths with two men who carry out a brutal and unprovoked attack on him.

The story of a young wife and mother-of-four, murdered ferociously by her controlling husband and an accomplice.

Over a 25-year career of murder, Richard Biegenwald killed at least six people as he sought out ever more inventive ways of dealing death.

Meet the perpetrator of one of the worst firearm crimes in British history. After brutally killing 12 people in Cumbria, he then turned the gun on himself.

A Killer in the Family: True crime series putting murders under the microscope and exploring how forensic science helped investigators solve them.

In 2002, police made a startling discovery inside a locked room in Anthony Hardy's home. This was merely a horrifying prelude for what was to come.

Game Over: James is murdered in a house full of his loved ones. After investigators examine the murder weapon, a development involving digital forensics reveals a motive.

A reclusive millionaire, Allan Chappelow was brutally murdered by Chinese dissident and MI6 informant Wang Yam in an apparent identity theft scheme.

An investigation into the murderous mother-and-son duo, who killed their elderly landlady in a greed-fuelled ploy.

Letecia Stauch reported that her 11-year-old stepson hadn't come home, but what followed was a trial of deceit, secrets and murder.

The extraordinary tale of compulsive liar John Christie, who murdered six women and stored them in his home in Rillington Place.

The story of Malcolm Green, who was jailed for life for the brutal murder of a Cardiff prostitute, only to kill again when he was released after 18 years.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Join Ireland's Customs teams as they, with the help of the Irish police, try to stop organised smugglers from bringing drugs, cars and even exotic animals into the country.

The series going behind the scenes of immigration continues with rush hour at Calais. Officers search UK-bound lorries for illegal immigrants, with today's searches proving fruitful.

The Thames Valley Police provide a fascinating insight into car crime and its prevention. Plus, shocking video footage captures dangerous drivers in action. Strong language.

Find more spectacular crashes and roadside disasters in a new episode of Caught on Dashcam.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

The Body in the Bedroom: When the body of a Lithuanian immigrant is discovered, detectives are faced with uncovering how she died and who is responsible for her death.

A serial killer and rapist who murdered at least 23 men and boys, this is the little-known case of Ronald Dominique.

The story of a killer who was infamous for his whimpering confessions over the phone after each of his murders.

After Gordon Wardell makes an emotional appeal to find his wife's killers, police soon realise they must look closer to home.

Initially deemed accidental, handyman Brian McKandie's death was soon considered murder due to his severe injuries.

the mysterious 1986 disappearance of estate agent Suzy Lamplugh from Fulham, London.

the mysterious 1986 disappearance of London estate agent Suzy Lamplugh.

The Pembrokeshire Murders: In 1989, two bodies were found in Pembrokeshire - and the answers lay in the forensics, as a shocking truth was revealed.

When a body is found in woodland hours after an elderly couple are reported missing, residents in the village are shocked that there's a killer in their midst.

Steve Wright: As an unknown killer dubbed The Suffolk Strangler terrorised a community with a string of murders, Pam had no idea she was living with him.