24 Hours in Police Custody - Season 6

This episode reveals what happens when a police officer who is meant to be investigating a crime turns out to be the man who committed it. The unprecedented access takes viewers behind the scenes into an allegation of police corruption. Cameras follow all of the twists and turns of a unique and gripping investigation as it unfolds, as detectives from the Major Crime Unit track down, arrest and then charge their suspect. Police officers from across Bedfordshire have to come to terms with the fact that one of their own, a colleague and someone some regard as a friend, is a corrupt cop. This is real-life drama at its most intense.

At 4.30am on a Saturday, Bedfordshire Police are called to Dunstable Town Centre, where a man has driven a car into a group of revellers outside a kebab shop before fleeing on foot. His victim has been left unconscious with life-threatening injuries and the police's only lead is the car. With a suspect on the loose, cameras follow every twist and turn of the investigation, as the urgent job of tracking him down is handed to the Criminal Investigation Department.

A man lies dead in a park in Peterborough. The position of his body raises intense suspicions but rigor mortis has already set in and the trail of evidence is going cold. Who is the victim and how did he come to be dumped overnight in open ground? Detectives are called in to investigate. Cameras follow every extraordinary twist and turn of the investigation as the job of working out this real whodunnit becomes the priority for the Major Crime Unit. Bafta Award-nominated 24 Hours in Police Custody follows Bedfordshire, Cambridgeshire and Hertfordshire Police's detective work around the clock in forensic detail as officers race against time to investigate major crimes, disentangle evidence and build a case, which they then put to their suspects in interview. This is real-life crime drama at its most intense.

Police are digging in the back garden of a house in Luton searching for the body of a woman who disappeared in 2003. They believe a painstaking fingertip search might reveal vital clues in a suspected murder enquiry. Natalia Wilkanowska's disappearance left detectives from the Major Crime Unit puzzled and frustrated with the lack of answers to their questions. Without answers the family can't lay her memory to rest and properly grieve. Cameras follow every extraordinary twist and turn of an investigation where detectives have decided it's time to solve the job by turning up the heat on their suspects. This is real-life crime drama at its most intense.

The police search for a couple who they believe have exploited a young, vulnerable woman by taking over her flat to use it as a drugs base.

A woman has reported to police that she's living in fear because she believes a man who she once regarded as a friend has begun to stalk her. The police are only too aware that they've got to act in case the situation escalates out of control, so they arrest him. One in five women say they've been a victim of stalking, and tougher sentences have recently been introduced to tackle the crime. But the man denies that he's a stalker. Cameras follow the victim and the prime suspect as they argue over whether he has crossed a line and their friendship has now turned into an unhealthy obsession. Police unpick the case as they try to work out who's telling the truth and whether they have the evidence they need to charge the suspect.