New & Exclusive. 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. (S20, ep 7).

New & Exclusive. 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. (S20, ep 8).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S7, ep 5).

Reality series following Ireland's border agents working in passport control, immigration, security, policing and various counterfeit departments. (S2, ep 7).

The insightful documentary series continues to prompt discussion. Access is gained to an Immigration Removal Centre, where a mass deportation is about to take place. (6/10).

A jewellery heist takes a dramatic turn when locals step in to stop the armed robbers in their tracks. Meanwhile, a pensioner is tricked in their own home. (S5, ep 11).

A shop manager takes on a super-strong burglar, and over a hundred businesses are targeted by a team of organised criminals. (S5, ep 16).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 4).

Jane Longhurst: A shocking look at the chilling case surrounding the murder of teacher Jane Longhurst, whose body was found in a West Sussex beauty spot in 2003. (S1, ep 6).

Rodrigo Hernandez - The Grand Rapids Killer: What drives a man to murder a stranger? Detectives reflect on the case of Hernandez, who did just that. (S1, ep 2).

Murder in the Woods: When 13 year-old Lucy is reported missing by her mother, police and forensic investigators begin the painstaking search for the truth. (S2, ep 1).

Kimbles: A peaceful town is rocked by the murder of the young wife of a preacher's son. The investigation leads detectives toward two twisted brothers. (S3, ep 2).

Mark Goudeau - The Baseline Killer: A man who terrorised Phoenix in an extensive year-long crime spree, committing nine murders with no apparent motive. (S7, ep 7).

Killer Women - Sabah Khan: The horrifying story of a woman who murdered her own sister in a brutal attack, after developing a deadly obsession with her brother-in-law.

Sarah Wellgreen - Kent: 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.

Ahmed Al Khatib - A Matter Of Honour: What drives a man to kill his wife? Ahmed Al Khatib blamed evil spirits as he plotted to get away with murder. (S1, ep 3).

Joshua Wade: Responsible for five murders, Joshua Wade avoided justice for years and later confessed to killings that started from when he was just 14. (S7, ep 5).

Colin Pitchfork: He took the life of two 15-year-old girls and became the first person to be convicted of murder based on DNA fingerprinting evidence.

Middleton: During a drunken argument, violent alcoholic Philip Middleton killed his parents with a granite block in a heartless attack.

The Murder of Krystal Hart: Sutton details the investigation into a long-running feud between neighbours that took a deadly turn. (S1, ep 6).

Catching the Rochdale Ripper: When mum of three Eileen Jawczak was murdered, clues were minimal. Could police link her death to the Rochdale Ripper? (S3, ep 8).

Don Miller: The story of a terrifying killer who snatched away the lives of four victims before being caught while trying to claim his fifth.

Rosemary Windle and Maurece Smith: A look at the murder of two pensioners in Torquay in 2010, who were killed by a money grabbing man who tricked his way into their lives. (S1, ep 5).

Amber Andrews: A loving father gives his ex-wife a chance to reconcile, but later, Oklahoma police uncover a toxic love triangle and horrific crime scene. (S31, ep 14).

Teresa Kohnle: When a beloved family man dies in a house fire, an investigation suggests that dark reasons lay behind his death. (S31, ep 15).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 2).

New & Exclusive. 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. (S20, ep 9).

New & Exclusive. Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for suspected offences. (S20, ep 10).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S7, ep 6).

Reality series following Ireland's border agents working in passport control, immigration, security, policing and various counterfeit departments. (S2, ep 8).

For the first time, cameras gain access to the British Commission in Lagos, Nigeria, a city with a reputation for fraud. Meanwhile, staff at a West End steakhouse are grilled. (7/10).

A ruthless gang of robbers target a pregnant shop assistant. Meanwhile, a mysterious figure strikes a centre for adults with learning disabilities in the night. (S5, ep 17).

A teenager gets a fright when she walks in on a burglar in her home. Meanwhile, a shop owner goes head-to-head with some crafty thieves. (S5, ep 18).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 5).

Sophie Lancaster: 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. (S1, ep 8).

Ahmed Al Khatib - A Matter Of Honour: What drives a man to kill his wife? Ahmed Al Khatib blamed evil spirits as he plotted to get away with murder. (S1, ep 3).

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. (S2, ep 3).

Engels: When the body of a young woman is found, investigators unravel a deadly plot with its roots in a shattered marriage and two millionaire brothers. (S3, ep 3).

Joshua Wade: Responsible for five murders, Joshua Wade avoided justice for years and later confessed to killings that started from when he was just 14. (S7, ep 5).

Colin Pitchfork: He took the life of two 15-year-old girls and became the first person to be convicted of murder based on DNA fingerprinting evidence.

Diana Lee - Cheshire: 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.

Shawn Grate - The Charismatic Killer: Described as charming, detectives saw another side to Shawn Grate when they found two decomposing bodies in his home. (S1, ep 4).

Heriberto Seda - The New York Zodiac: A killer who goaded police and media during his spree, Heriberto Seda claimed to kill based on his victims' star signs. (S7, ep 3).

Ali Qazimaj: The story of the double murderer, who was found guilty of the brutal assassination of an elderly couple.

Murder in a Pandemic: Gretchen Anthony's family grow suspicious when they receive odd texts from her phone, before things take an incredibly sinister turn. (S1, ep 6).

The Soham Murders: The 2002 murders of Holly Wells and Jessica Chapman horrified and shook the nation. Explore how forensic science helped find their killer. (S3, ep 1).

Judy Buenoano: The story of a killer so evil that not even her own son could escape her clutches. She became the first woman to be executed in Florida since 1848.

Jane Longhurst: A shocking look at the chilling case surrounding the murder of teacher Jane Longhurst, whose body was found in a West Sussex beauty spot in 2003. (S1, ep 6).

Sherra Wright: When a professional basketball star is shot dead, the case goes cold for years until new evidence points to a mastermind close to home. (S31, ep 16).

Judy Naylor: A family turn on each other after a man is found dead soon after bailing his stepdaughter out of jail for attempted murder. (S31, ep 17).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 3).

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. (S21, ep 1).

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. (S21, ep 2).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S7, ep 7).

Reality series following Ireland's border agents working in passport control, immigration, security, policing and various counterfeit departments. (S2, ep 9).

Dazzling Denzil, a traveller at Heathrow, impresses immigration with his name, but his chances of entry look slim when his bag reveals some very interesting forgeries. (9/10).

There's a late-night disturbance at a Chinese restaurant. Meanwhile, a mobile phone thief makes a schoolboy error and a school hall gets a sinister visitor. (S5, ep 19).

A brave woman who survived one of Italy's biggest earthquakes finds herself in danger on the streets of Manchester. (S5, ep 20).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 6).

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

Shawn Grate - The Charismatic Killer: Described as charming, detectives saw another side to Shawn Grate when they found two decomposing bodies in his home. (S1, ep 4).

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. (S2, ep 4).

Merricks: A brutal double-homicide in a small Ohio town leads police to a family member with a grudge, and a simmering tension over just $400. (S3, ep 4).

Heriberto Seda - The New York Zodiac: A killer who goaded police and media during his spree, Heriberto Seda claimed to kill based on his victims' star signs. (S7, ep 3).

Ali Qazimaj: The story of the double murderer, who was found guilty of the brutal assassination of an elderly couple.

Peter Wrighton: 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.

Charles Cullen - Killing For Kindness: The story of the nurse who confessed to murdering up to 40 patients during his 16-year career. (S1, ep 5).

Paul Runge: 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. (S7, ep 8).

Jason Marshall: A look at the twisted killer who tortured and murdered a man in his home, filming the whole ordeal before torching the flat to cover his tracks.

The Bayou Strangler: The discovery of multiple bodies leads a task force to kick off a hunt for a serial killer who may have taken the lives of over 20 men. (S3, ep 12).

Sky Original true-crime documentary on the murder of Grace Millane following a Tinder date in 2018, a case that held a mirror up to a society with a problem of violence towards women.

Derrick Todd Lee: The story of The Baton Rogue Serial Killer, known for murdering seven women in the area and sentenced to death for his chilling crimes.

Andrew Nunes: A look at the murder of male model Andre Nunes, who was kidnapped and killed in Worcestershire in a shocking case of mistaken identity. (S1, ep 7).

Purdie Clark: When a woman loses three romantic partners in the span of three years, Texas law enforcement looks to uncover the truth behind the tragic deaths. (S31, ep 18).

Hilma Marie Witte: Years after a beloved father is accidentally shot, the family matriarch mysteriously vanishes, prompting a disturbing investigation. (S31, ep 19).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 4).

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. (S21, ep 3).

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. (S21, ep 4).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S7, ep 8).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S7, ep 9).

Reality series following Ireland's border agents working in passport control, immigration, security, policing and various counterfeit departments. (S2, ep 10).

The topical documentary draws to a close. Conflict is stirred between an immigration officer and her boss, and customs target travellers attempting to smuggle illegal goods. (10/10).

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. (S1, ep 11).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 7).

Sarah Wellgreen - Kent: 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.

Charles Cullen - Killing For Kindness: The story of the nurse who confessed to murdering up to 40 patients during his 16-year career. (S1, ep 5).

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. (S2, ep 5).

Allridges: An ultra-violent Fort Worth crime spree leads police to the perpetrator, helped by his honour student brother. (S3, ep 5).

Paul Runge: 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. (S7, ep 8).

Jason Marshall: A look at the twisted killer who tortured and murdered a man in his home, filming the whole ordeal before torching the flat to cover his tracks.

Emma Baum: 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.

Killer Women - Antoinette Frank - The Killer Cop: She was trusted to protect the community as a police officer, but ended up committing one of the worst crimes imaginable. (S1, ep 6).

Ronald Dominique - The Bayou Strangler: A serial killer and rapist who murdered at least 23 men and boys, this is the little-known case of Ronald Dominique. (S7, ep 9).

Stuart Campbell: He was convicted of the murder of his 15-year-old niece in 2002, even though her body has never been found. This is the story of Stuart Campbell.

Engels: When the body of a young woman is found, investigators unravel a deadly plot with its roots in a shattered marriage and two millionaire brothers. (S3, ep 3).

In 2006, Victor Zaborsky reports that his friend has been stabbed by an intruder. Authorities find Robert Wone dead and start to find holes in Victor and his housemates' story. (1 of 2).

The long investigation into DC lawyer Robert Wone's 2006 murder continues, with no new leads in sight. (2 of 2).

Velma Barfield: She became the first woman to be executed by lethal injection after taking six lives. What drove her to commit these callous murders.

Sophie Lancaster: 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. (S1, ep 8).

Aria Armstead: When a man vanishes in Florida, police link an abandoned, blood-soaked vehicle to his case and use GPS to see if he is a victim or a killer. (S31, ep 21).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 5).

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. (S21, ep 5).

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. (S21, ep 6).

More action-packed endeavours from the Proactive Elite Unit. Tonight, the team tackle Russian scam artists, a mini-moto menace and a dangerous driver. Strong language. (S6, ep 19).

Road Wars skids to a halt in this action-packed, adrenaline fuelled finale. Tonight's endeavours include a high-speed pursuit and a dodgy drug stakeout. (S6, ep 20).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 4).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 5).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 2).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 1).

David Bieber: A fugitive from the United States murders one British police officer and tries to kill two more, sparking a nationwide search. (S7, ep 5).

Laureline Garcia-Bertaux: Friends of French filmmaker Laureline Garcia-Bertaux become concerned after she fails to turn up to work.

Aulakh - Assassin's Accomplice: Shock pours through a community when a devoted mother is fatally attacked with a machete on her way to pick up her children.

A Quiet Night Out: 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.

Derek Bentley - Let Him Have It!: Found guilty of shooting a PC during a burglary in 1952, Derek Bentley hanged for murder. His execution would help to change the law. (S1, ep 7).

Ruth Ellis - Last Woman Hanged: In 1955, Ruth Ellis hanged for the murder of her estranged lover. But what would her punishment have been today? (S1, ep 8).

Duncan Bone: 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. (S2, ep 7).

Terry Edmonds: When a teenager disappears without trace at a Kent train station, painstaking forensic evidence is used to unmask her killer.

Ian Stewart: Jailed for the dreadful murder of a children's author, Ian Stewart receives a second conviction for the death of his wife, six years earlier. (S7, ep 6).

Mad Scientist: In 1981, detective Mike Southwell investigated a missing persons case that contained one of the grimmest discoveries in British police history.

Charles Ng And Leonard Lake: The chilling case of a Hong Kong kleptomaniac and a Vietnam veteran who committed a series of horrific murders from their cabin in California.

Murder in a Pandemic: Gretchen Anthony's family grow suspicious when they receive odd texts from her phone, before things take an incredibly sinister turn. (S1, ep 6).

Middleton: During a drunken argument, violent alcoholic Philip Middleton killed his parents with a granite block in a heartless attack.

The Skull Crusher: Police investigate a string of ruthless killings committed by a vicious killer with a mark that leaves his victims almost unrecognisable. (S3, ep 13).

Sabina Nessa: See how police used CCTV to trace the perpetrator of a crime that shocked the nation - the murder of teacher Sabina Nessa in London.

Engels: When the body of a young woman is found, investigators unravel a deadly plot with its roots in a shattered marriage and two millionaire brothers. (S3, ep 3).

Twisted Intentions: Police discover the body of a young woman staged strangely on her bed. Amid rising fear, a fresh look at old evidence points to the answer. (S3, ep 12).

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. (S2, ep 4).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 4).

Documentary series from New Zealand following the madness and mayhem faced by officers as they pull over motorists for a variety of suspected offences. (S3, ep 5).

Documentary series from New Zealand following the madness and mayhem faced by officers as they pull over motorists for a variety of suspected offences. (S3, ep 6).

Documentary series from New Zealand following the madness and mayhem faced by officers as they pull over motorists for a variety of suspected offences. (S3, ep 7).

Documentary series from New Zealand following the madness and mayhem faced by officers as they pull over motorists for a variety of suspected offences. (S3, ep 8).

Documentary series from New Zealand following the madness and mayhem faced by officers as they pull over motorists for a variety of suspected offences. (S3, ep 9).

Documentary series from New Zealand following the madness and mayhem faced by officers as they pull over motorists for a variety of suspected offences. (S3, ep 10).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 3).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 2).

Ian Stewart: Jailed for the dreadful murder of a children's author, Ian Stewart receives a second conviction for the death of his wife, six years earlier. (S7, ep 6).

Terry Edmonds: When a teenager disappears without trace at a Kent train station, painstaking forensic evidence is used to unmask her killer.

Malone - The Killer with No Conscience: The story of Garry Malone, who brutally bludgeoned his wife to death before making a bogus TV appeal for her to come home.

Colin Whelan: When Mary Gough was found dead in 2001, her husband appeared shocked before his web of lies and deeply sinister intentions were brought to light. (S1, ep 2).

Murder on the Island: Experts analyse sand found in a car when a man goes missing, which leads them to a body and a twisted murder case. (7 of 8).

A Quiet Night Out: 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.

Allan Chappelow: A reclusive millionaire, Allan Chappelow was brutally murdered by Chinese dissident and MI6 informant Wang Yam in an apparent identity theft scheme. (S2, ep 9).

Vikki Thompson: When a young mother was bludgeoned to death in Oxfordshire, the hunt to bring her killer to justice would take more than 15 years.

Stephen Unwin & William McFall: After striking up a friendship in prison for previous murders, Stephen Unwin and William McFall's release had awful consequences. (S7, ep 8).

Assassins Greed: DNA left on a cigarette butt leads investigators to the brutal killer of 84 year-old gun enthusiast Kenneth Speakman.

Intriguing film investigating the 2011 murder of 12-year-old Garrett Phillips, and the trial that gripped a nation. From Emmy-winner Liz Garbus. (1 of 2).

The concluding part of Emmy winner Liz Garbus's intriguing film investigating the 2011 murder of 12-year-old Garrett Phillips, and the trial that gripped a nation. (2 of 2).

Joy Morgan: A student's strange disappearance becomes a murder investigation, and detectives face a tough task to prove the suspect's guilt.

A Silent Death: A beloved teacher disappears, pointing the police towards a killer close to home, until the discovery of new evidence changes everything. (S3, ep 13).

The DC Sniper: A serial sniper terrorizes the entire DC metro area with savage attacks on random victims out in public and in plain sight. (S3, ep 14).

Join Australia's traffic cops on their daily jobs and get an inside look into what goes into policing the country's roads. (S1, ep 1).

Documentary series following one of the UK's largest police forces, Greater Manchester Police, as they tackle crime and battle to keep the streets safe.

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 5).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S7, ep 10).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S8, ep 1).

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. (S2, ep 1).

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. (S1, ep 1).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 1).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 8).

Diana Lee - Cheshire: 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.

Killer Women - Antoinette Frank - The Killer Cop: She was trusted to protect the community as a police officer, but ended up committing one of the worst crimes imaginable. (S1, ep 6).

The Head on the Beach Murder: When body parts wash up on a beach in Arbroath, forensic investigators must unravel the disturbing truth behind a woman's death. (S2, ep 9).

Galvan-Cernas: A home invasion leads to the murder of a doctor trying to protect his family, and investigators learn that the crime was planned from within. (S3, ep 6).

Ronald Dominique - The Bayou Strangler: A serial killer and rapist who murdered at least 23 men and boys, this is the little-known case of Ronald Dominique. (S7, ep 9).

Stuart Campbell: He was convicted of the murder of his 15-year-old niece in 2002, even though her body has never been found. This is the story of Stuart Campbell.

Georgia Edmonds: The horrific case of Georgina Edmonds, a pensioner and grandmother who was bludgeoned to death by Matthew Hamlen.

Wilbern Cooper - The Ordinary Man: A look at how Wilbern Cooper was able to live a normal life for 28 years, knowing he had brutally killed a person. (S1, ep 7).

Jorge Avila-Torrez: The notorious story of a man convicted of the murder of two young girls, as well as another killing at a military base. (S7, ep 1).

Trimaan Harry Dhillon: The story of the killer who attacked his ex-girlfriend in a jealous frenzy and committed a brutal murder after a campaign of harassment.

Joy Morgan: A student's strange disappearance becomes a murder investigation, and detectives face a tough task to prove the suspect's guilt.

Yolande Waddington: A look at the brutal murder of a 17-year-old nanny and how it lead to the first mass blood screening to be used in an investigation. (S3, ep 4).

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. (S3, ep 9).

Gary Ray Bowles: The story of the I-95 killer, who brutally killed six men in 1994 before being executed three years later.

Stuart Ludlam: A look at the murder of taxi driver Stuart Ludlam, who was executed at point-blank range by gun fanatic Colin Cheetham in a random attack in Derbyshire in 2009. (S1, ep 1).

Tashan Daniel: 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.

Kathryn Sinkevitch: An Arizona man is shot dead before he's able to read the results of a paternity test, and investigators must discover the twisted events. (S31, ep 22).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 6).

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. (S21, ep 7).

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. (S21, ep 8).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S8, ep 2).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S8, ep 3).

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. (S2, ep 2).

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. (S1, ep 2).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 2).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 9).

Peter Wrighton: 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.

Wilbern Cooper - The Ordinary Man: A look at how Wilbern Cooper was able to live a normal life for 28 years, knowing he had brutally killed a person. (S1, ep 7).

The Murder with No Body: The tragic case of 22-year-old Helen McCourt, who got off a bus one night in her hometown but never arrived at her nearby home. (S2, ep 11).

Dennys: Within just 24 hours, a rural Georgia town is shaken by two double-homicides. With few suspects to go on, police find a vital piece of evidence. (S3, ep 7).

Jorge Avila-Torrez: The notorious story of a man convicted of the murder of two young girls, as well as another killing at a military base. (S7, ep 1).

Trimaan Harry Dhillon: The story of the killer who attacked his ex-girlfriend in a jealous frenzy and committed a brutal murder after a campaign of harassment.

Valerie Graves: The story of Valerie Graves, who was killed in a horrific attack just days after Christmas while house-sitting a million-pound house.

Ellis, Gregory, Martin & Simms - The Brotherhood's Revenge: A feud between two rival Birmingham gangs comes to a head when two innocent teenage girls are killed. (S1, ep 8).

Lester Jones: 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. (S8, ep 1).

Sarah Williams & Katrina Walsh: The story of two friends who carried out the evil, jealousy-fuelled murder of businesswoman Sadie Hartley.

Chana - A Killer's Promise: A man who had shown a disposition to violence even as a child, Anmol Chana's troubling behaviour exploded in the worst possible way.

The Murder of Bridget 'Bridie' Skehan: Sutton explores the murder of the 93-year-old landlady, beaten to death by a couple intent on stealing her home. (S1, ep 5).

The Murder in the Deli: The murder of 15-year-old Paige Doherty shocked Clydebank - and the key to finding her killer lies in the local Deli. (S4, ep 4).

Chester Turner: The story of the cold-blooded serial killer who took the lives of eleven people during a terrifying decade-long murder campaign.

Roy Tutill: In 2001, Surrey police cracked one of the UK's longest unsolved murder cases when they caught the man who killed 14-year-old school boy Roy Tutill in 1968. (S1, ep 2).

Yingying Zhang: 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.

Donna Arroyo: A loving father is gunned down in upstate New York, prompting a hunt for the shooter that crosses state lines. (S31, ep 23).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 7).

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. (S21, ep 9).

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. (S21, ep 10).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S8, ep 4).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S8, ep 5).

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. (S2, ep 3).

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. (S1, ep 3).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 3).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 10).

Emma Baum: 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.

Ellis, Gregory, Martin & Simms - The Brotherhood's Revenge: A feud between two rival Birmingham gangs comes to a head when two innocent teenage girls are killed. (S1, ep 8).

The Body Under the Stairs: A woman's killer remains at large for more than 30 years, until forensic investigators track him down with a tiny clue at the scene. (S2, ep 12).

Matting and Smith: A man's murder outside his Memphis home leads investigators into a web of extramarital affairs, a wife's secret life and an insurance policy. (S3, ep 9).

Lester Jones: 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. (S8, ep 1).

Sarah Williams & Katrina Walsh: The story of two friends who carried out the evil, jealousy-fuelled murder of businesswoman Sadie Hartley.

William Taylor: Divorce proceedings take a fatal turn when a wife teams up with her lover to get her husband out of the way for good.

Kouider & Medouni - The Nanny Murder: The shocking story of the murder of French au pair Sophie Lionnet at the hands of the couple she worked for. (S1, ep 9).

Jerald Wingeart: 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. (S8, ep 2).

Lee Ford: 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.

The Zombicon Killer: Festival goers dressed as zombies got a real fright when shots started ringing out in the crowd. (S1, ep 7).

The Murder of Sarah Payne: When the body of eight-year-old Sarah Payne was found in 2000, police utilised the help of forensic scientists to catch her killer. (S4, ep 2).

Genene Jones: The chilling story of the serial killer who worked as a nurse in Texas, where she killed many children and infants by injecting them with drugs.

Bill Williamson: A look at the shocking death of popular 82-year-old Bill Williamson, whose body was found in the garden of his partner in Godalming, Surrey in 2010. (S1, ep 3).

Jeralee Underwood: 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.

Barbara Holder: When a woman finds her husband's body in their ransacked home, police suspect he was the victim of a robbery. But is something else at play? (S31, ep 24).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 8).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe. (S22, ep 1).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they keep the roads safe. (S22, ep 2).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S8, ep 6).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S8, ep 7).

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. (S2, ep 4).

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. (S1, ep 4).

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues. (S1, ep 4).

Wales: From violent drunks and drug dealers to a dangerous domestic incident, this week's fix focuses on cops based in West Wales. (S1, ep 4).

Georgia Edmonds: The horrific case of Georgina Edmonds, a pensioner and grandmother who was bludgeoned to death by Matthew Hamlen.

Kouider & Medouni - The Nanny Murder: The shocking story of the murder of French au pair Sophie Lionnet at the hands of the couple she worked for. (S1, ep 9).

Murder in Suburbia: 35-year-old Zara Aleena was beaten to death just ten minutes from her home. The only evidence of the killer was one bloody fingerprint. (S3, ep 2).

Freemans: When a family is found murdered in their home, a police manhunt begins for two brothers and a cousin, who had all embraced neo-Nazi culture. (S3, ep 10).

Jerald Wingeart: 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. (S8, ep 2).

Lee Ford: 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.

Kayleigh Haywood: The story of a 15-year-old from Leicestershire, who was groomed by a man she met online before being lured to her death in 2015.

Barbara Coombes - A Daughter's Revenge: 12 years after murdering her 87-year-old father in an act of revenge, Barbara turned herself in. What drove her to kill? (S1, ep 10).

John Eric Armstrong: In 1999 and 2000, John Eric Armstrong prowled Detroit looking for sex workers. A seemingly normal father, no one suspected he was a killer. (S8, ep 3).

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

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. (S1, ep 1).

Deadly Obsession: Cheryl Moss: The shocking case of a woman stabbed more than 70 times by a teenager who researched murder and serial killers on the internet. (S2, ep 1).