Quest Red

After the murder of 28-year-old Kiara Livingston, Aurora, Colorado, police uncover inconsistent witness accounts and buried truths.

Detectives investigate a shooting victim with a history of domestic complaints. As the victim fights for his life, the shooter claims self-defence.

A 13-year-old boy comes home to find his stepmother murdered and his 15-year-old sister missing. Police race to piece together a killer's video trail.

When nine-year old Shannon Matthews is reported missing, her mother makes an emotional TV appeal. The experts analyse the evidence to pinpoint signs of a cover-up.

The murder of 10-year-olds Holly Wells and Jessica Chapman in 2002 shocked the UK. Experts study media interviews of their killer, Ian Huntley, to expose his lies.

When two college students are gunned down while parked in a quiet lovers' lane in Juliette, Georgia, the tiny community is beside itself with panic.

When a predator snatches a young girl from her home, the FBI joins hundreds of officers and volunteers to find her. But can they reach her in time.

An x-ray provides crucial evidence in an investigation into a case of three starving dogs. Investigator AJ confronts the owner with what her animals have been eating.

A group of ramblers used their first aid skills to keep a friend alive. And, firefighters battle to free an elderly couple from their upturned car.

The helicopter rushes to help a lifeboat crew tend to a cyclist with a head injury. Plus, a moped rider is injured in head on crash with a car.

The officers must take quick action as a routine arrest takes a turn for the worse as a police officer gets attacked, and a house raid takes an unexpected turn.

A morning drug raid leaves the bodycam cops with more than they bargained for, and a drunk driver is arrested following a massive crash.

Relatives of 'The Pillow Pyro' John Orr reveal how his shocking crimes impacted the family and community. Were there any signs of his murderous intentions.

A closer look at real FBI cases - from murders to robberies - with dramatic re-enactments and interviews with agents and forensic scientists who work in the investigations.

A closer look at real FBI cases - from murders to robberies - with dramatic re-enactments and interviews with agents and forensic scientists who work in the investigations.

A closer look at real FBI cases - from murders to robberies - with dramatic re-enactments and interviews with agents and forensic scientists who work in the investigations.

When Charlie Kinkel vanishes in a remote Nevada town, locals shun his wife when she investigates. The discovery of a body reveals a case of misplaced suspicion.

Donna Fontaine and her boyfriend are found shot dead in a burning house. Detectives face a wall of silence until a jilted lover brings evidence to light.

Patricia Mills is killed in a house fire in Texas. Detectives believe that the fire was set deliberately, but it will take 10 years to finally trap the culprit.

Billy Frietag works on the family fruit and vegetable farm and travels in the winter. Tragically, his openness and generosity lead to events culminating in his death.

Amanda Storms' high school sweetheart turns into an abusive husband. When he moves out, her friend steps into help. But, a dark night of violence changes everything.

When Shirlee Sherman and Thomas Hunter are found stabbed to death in Nebraska it takes years before detectives find the culprit - during which he kills again.

Ashley Wadsworth left Canada for a new life in the UK with Jack Sepple, a man she fell for online. But her dream quickly turns into a nightmare.

Natalie and Paul had a seemingly idyllic relationship. But when she suddenly disappears, the investigation uncovers a dark reality of control and violence.

A bizarre traffic accident takes the life of an 18-year-old. With the driver vanished, police turn to surveillance video - and make a sinister discovery.

What exposed Tracie Andrews' lie that a road rage attack killed her lover? Mike Gifford-Hull's TV plea for his missing wife Farsi hides the truth.

17-year old Shafelia's disappearance was a mystery - until her sister is arrested for a robbery. Carol Wardell vanished and her husband left tied-up.

Roses Are Red, Murder Is Too. When a town council member is found murdered local residents are appalled - especially when the evidence begins to suggest a professional 'hit'.

The dramatic case of millionaire's daughter, Amy McNeil. Held hostage as her father delivers the ransom, a fatal FBI shootout ensues.

AHS investigators help an 80-strong police team raid a cock-fighting ring. Later, they find three puppies whose tails have been cruelly docked.

The Yorkshire Air Ambulance rush to assist a walker who has been attacked by cows. Later, A man is badly hurt on his first bike ride in 60 years.

The Yorkshire Air Ambulance race to find a farmer who has fallen headfirst from machinery. Plus, a footballer collapses from a heart attack.

An officer is spat on as he tries to arrest an angry fugitive, and a rookie cop hits the jackpot in a raid of a suspected criminal's home.

Officer risk their own safety as they chase a potentially lethal driver in a high-speed pursuit, and a rookie cop is assaulted as he tries to calm an angry man.

Relatives of serial killer Robert Maudsley reveal how his shocking crimes impacted the family. Were there any signs of his murderous intentions.

It is love at first sight for Michelle and Dennis. But soon, the dark past of Michelle's new husband rears its ugly head and ends in a double homicide.

Hard Life in the Big Easy. Three years after a young mum loses custody of her kids and quits New Orleans, her ex-landlady begins to fear for her safety. What happened to Dana.

Amanda Douglas and Jennifer Sudar Sanders are shot dead after a night out. Police examine surveillance footage to track down the callous killer.

In a rage, Ben Butler killed his young daughter, Ellie, but along with his wife faked a 999 call and protested innocence. Experts analyse their interviews.

Talented artist Kira and marketing manager Matthew appear to be happily married. Until one day, a maintenance worker makes a grisly discovery.

Stephanie is a gifted stage performer and much-loved teacher. But behind closed doors, resentment and envy fester in her marriage, leading to a shocking 911 call.

The Man In The Red Shirt. 40-year-old Jamie Baker is found murdered with a bullet wound through her back. The mystery only deepens when police dig into her last moments.

Judge Rinder examines the murder case of a girl whose younger sister was also dying of terminal cancer. Then, he looks into a gang of puppy traders.

When Dalene Carlson vanishes in the night, CCTV footage reveals several suspects, each with a motive. Can police uncover the truth behind her disappearance.

A case delving into the exploitative world of baby-farming reveals a terrifying psychopath hiding behind the mask of a caring adoptive mother.

A headless body is found in a suitcase in the Peak District. The investigation uncovers a gruesome attempt at a complete identity theft.

Three family members working at a convenience store fall victim to the most brutal crime the town has seen. Detectives examine the killers' video trail.

On Valentine's Day 2013, Oscar Pistorius shot dead his girlfriend, Reeva Steenkamp. He said it was an accident, but does audio and TV footage suggest he was faking.

When John Tanner's fiancée vanishes, he takes part in a reconstruction - is he faking it? Paul Dyson's TV plea for his missing lover raises suspicions.

A respected business owner is found bludgeoned to death in her home, but the long and tangled trail of suspects leads investigators back where they started.

Follows the FBI investigation into a robbery in which masked gunmen tied up employees at an armoured truck depot and left with $18.9 million.

Investigator Marisa McHugh and Field Ops Manager Stacie DaBolt rush to the rescue of a dog that has been hog-tied and left to die in a dumpster.

The team treat a veteran motorcyclist who's fighting for his life after crashing into a car. And two young boys are knocked down on a zebra crossing.

The team rush to assist a motorbiking couple who collided with a car. Then, they race to the aid of a farmer who is crushed under a tractor.

Officers carrying out a night time operation take part in major raids at different locations, and police are called to a petrol station where a man is being refused alcohol.

Officers are forced to hit their panic buttons as a house raid turns ugly, and officers are hot on suspects heels after a police dog indicates the presence of drugs.

Relatives of serial killer Bobby Joe Long reveal how his shocking crimes impacted the family. Were there any signs of his murderous intentions.

Two female nursing assistants in a devout community in Pennsylvania fall in love. Tragedy strikes when the burden of reconciling sexuality and faith becomes too much.

Frightened that his ex-boyfriend will attack him, Billy ups his security and changes his locks; weeks later he disappears, and so does his cash. Where is Billy.

Real-life cases reveal how video evidence has been used to solve a murder, as police reveal how CCTV footage has unlocked the answer to baffling cases.

When 16-year-old Becky Watts vanished without trace suspicions fell on her step-brother and his partner. Experts analyse police interviews for clues.

Ramon Sosa is a father of three who runs a successful boxing gym in Texas. He feels like the luckiest man alive until someone marks him for murder.

Twenty-one-year-old mother, Lauren Kidd, always follows her heart. It leads her to happiness, but there's a darkness lurking that no one can stop.

The town of Fort Smith, Arkansas, is left reeling when a retired schoolteacher is found bludgeoned to death, struck with a hammer no fewer than 36 times.

Edith Fraud And The Sykes Family. Judge Rinder looks at a family whose lives were destroyed, after a mother-of-two left her children in the care of her ex-husband.

Pregnant student Loretta Saunders vanishes. Her trail runs cold after she is spotted on CCTV at her apartment building. The race to find her is now on.

Oceanside police hunt down a violent criminal after a domestic shooting. A reckless driver hurtles towards thousands of runners during a 10k race.

Tony examines the mysterious death of Jeff Bradstreet, a doctor known for unusual autism treatments. His death is ruled a suicide, but is it more sinister.

In Cleveland, Texas, a man guns down Conbino Crasto during a gas station robbery. CCTV sends police on a hunt for three masked suspects.

Bestselling author, Helen Bailey, was a wealthy widow. After finding love again with Ian Stewart she vanished. He helps in the search - but was it a cover-up.

When Nisha Patel-Nasri is stabbed on her doorstep, is her husband, Fadi's TV appeal fake? And Miles Evans is a suspect when his stepdaughter Zoe vanishes.

When a beloved local waitress goes missing foul play is immediately suspected. Rumours about her fate circulate through the town tied to another disappearance.

Follows FBI investigations into similar armed robberies across the US in which several people were killed by two male suspects.

Investigator Marisa McHugh works to save the life of a puppy that someone has tried to kill, and then turns her attention to finding out who did it.

The air ambulance team help a mountain biker with a suspected spinal injury when a trail jump goes badly wrong. Plus, a schoolgirl is hit by a car.

The medics race to save a climber who was hit in the head by a falling boulder. Plus, a boy collides with a car while cycling home from school.

Officers engaged in a 90mph car chase are shocked at the driver's reckless manoeuvres, and a morning raid lead is carried out with the hopes of catching drug dealers.

Officers give chase as the driver of a stolen van goes to desperate lengths to shake off police, and a domestic incident turns into a manhunt.

A house fire claims the lives of two young boys and their father, Darren Sykes. On further investigation, police uncover a horrific act of revenge.

A high-flying attorney and one of his clients embark on an illicit affair. When their secret affair is revealed, the laws of attraction prove fatal.

After a 59 year separation Bob and Fontelle marry following a whirlwind reunion. But two days before Fontelle relocates to California Bob disappears - where is he.

An elderly woman is beaten to death in her Texas home. With no clues except for a trail of strange credit card transactions, investigators look to surveillance video.

When April Barber was murdered at a remote beauty spot, her husband said he tried to stop the killer and even appealed for help on TV. Experts analyse his deception.

Randy Ferguson's life changes forever when he meets single mother, Angela Phillips. But the beautiful life they build together hides an ugly secret.

For years, Bill, Stephanie, and their three kids hide their torment while struggling to keep up appearances. But in 2011, the façade shatters for good.

Donovan Barfield is found dead and his apartment ransacked. Investigators uncover a diabolical plan of murder and robbery orchestrated by reckless killers.

Judge Robert Rinder examines the story of a volatile relationship, and a devastating crime committed on a 15-week-old baby.

When Diane Cunningham is found murdered, the only clues are several receipts. Security footage reveals a prime suspect, but not everything is quite as it seems.

After police find a murder victim inside a Civil War crypt, police must navigate the evils of a notorious motorcycle club to try and solve the case.

Benjamin Peter Ashley, an unpredictable and violent outdoorsman, leads investigators down his path of devastation, resulting in an 18-day manhunt.

When a mother-of-two disappears, investigators turn to CCTV for clues to help them find her. They make a grisly discovery on a remote ranch in Texas.