Quest Red SkyTV

Manhunt. When a loving couple fail to reach their holiday campsite, New Mexico State Police investigate. With no forensic evidence or witnesses, they scour CCTV footage for clues. S6, Ep15

Groomed For Murder. Luke Harlow imprisoned a schoolgirl in his flat before Stephen Beadman raped and murdered her. Experts reveal how they gave away their guilt within moments. S5, Ep2

The Speedboat Killer. After Charlotte Brown died in a speedboat accident, the vessel's owner claimed he was innocent. Experts reveal the full extent of Jack Shepherd's deception. S5, Ep3

Tragedy Comes In Pairs. In the desert town of Socorro, New Mexico, Crystal Houston is found murdered just 14 months after her sister, Stephanie, is killed in a suspicious accident. S5, Ep3

Domestic Terror. Specialised FBI teams root out and dismantle terrorist operations and put away criminals whose secretive cells are well armed and very dangerous. S5, Ep12

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.

Flood. Freak weather hits Texas and the team fight to save eight horses swimming in a flooded pasture. The rescue is successful but a horse is left with potentially fatal wounds. S17, Ep4

Absent Witness. Forensic scientists reconstruct the scene of a bludgeoning murder in Georgia, USA, and find a suspect in the murder of a missing man. Will microfibres hold the key? S7, Ep97

Marked For Death. With no fingerprints at the scene, detectives turn to cutting-edge forensic techniques to track a callous killer, hoping to catch him before he could strike again. S7, Ep98

A succession of stabbings leaves cops chasing a potential double murder suspect and a drug bust at the home of a dealer unearths more than the officers bargained for. S3, Ep7

Officers are called after a shopkeeper threatens a gang of youths with a knife. Plus, police are forced to be creative when trying to capture a tricky criminal. S3, Ep8

Deadly Business. Robert Henry, an executive in Tacoma, is murdered in 1995 by a masked gunman. His wife tells police she thinks he was killed by a former business associate. S2, Ep1

Living in Terror. See how, in the 1993 World Trade Center bombing, DNA was traced to the bomber through the saliva that remained on the back of a mailing label. S2, Ep10

Traces of Guilt. Discover how a few milligrams of forensic evidence can be crucial to a crime investigation and prove the innocence or guilt of the accused. S3, Ep1

Lethal Obsessions. Exploring the mind of the obsessive murderer, following the work of psychologists as they study the muddled workings of the criminal psyche. S3, Ep2

Chris Parker. Experts analyse a man's deception following the Manchester Arena terror attack. Police tapes expose a man who murdered his wife and hid her body in the freezer. S3, Ep2

Fred Talbot. When arrested for historic sexual offences, TV weatherman Fred Talbot tried to hide the truth in police interviews. His repeated response of 'no comment' speaks volumes. S3, Ep3

Harold Shipman. Harold Shipman was a much-loved doctor. Millions watched the GP speaking on TV discussing the benefits of care, not knowing he'd already killed dozens of patients. S3, Ep4

Nathan Matthews & Shauna Hoare. When 16-year-old Becky Watts vanished without trace suspicions fell on her step-brother and his partner. Experts analyse police interviews for clues. S3, Ep8

Scott Peterson. When Laci Peterson went missing, her husband claimed he last saw her before he went fishing - but his secret mistress exposed his lies. Experts examine his behaviour. S3, Ep10

Levi Bellfield. Levi Bellfield denied his connection to a series of murders and rapes, but videotaped police interviews tell a different story. Experts spot the giveaway signs. S3, Ep1

Death On Robinswood Lane. In Arkansas, 47-year-old Mario Miller turns up dead in a stranger's driveway. As detectives trace his last hours, a chilling conspiracy is revealed. S7, Ep9

Twins, The. After a gunfight outside a bar ends with two dead, Grand Rapids detectives discover that twin brothers are involved. S1, Ep2

The Prime Suspect. Convicted murderer John Cannan is the prime suspect in the disappearance of estate agent Suzy Lamplugh. Experts examine the crucial video evidence. S5, Ep4