The cameras follow an engrossing and surprising real-life investigation into a reported burglary of antiques worth a quarter of a million pounds from a country estate.

Bedfordshire Police investigate a possible break-in and a devastating high-speed car chase, navigating the rights and wrongs of people taking the law into their own hands.

Cameras follow all the twists and turns of the major investigation into an allegation of police corruption, as detectives track down, arrest and then charge a fellow officer.

A lone detective is on the trail of a Luton man who sexually abused scores of young people, in what becomes a very complex and disturbing pursuit.

This episode opens with a young man accidentally dropping a large quantity of cocaine from his jacket pocket outside a petrol station - all caught on CCTV. On the case are hard-bitten Detective Constable Colin Knight and fresh-faced Police Constable Oly Tomlinson, who joined the team three months earlier. They get off to a promising start, tracking down the owner of the vehicle the passenger was travelling in. DC Knight brings in his chief suspect for questioning and discovers that, just like the man in the CCTV footage, he has a striking tattoo on the right side of his neck, but could it be a case of mistaken identity? Also brought in to the custody suite is Darren, a man arrested on suspicion of theft of meat from Marks & Spencer. As he is booked into custody it soon becomes apparent he is a heroin addict. Sympathetic Custody Sergeant Pete Fitz-Gibbon tries his best to persuade him to stay strong and get clean. Both cases provide a stark picture about the dark world of young people caught up in a cycle of drug addiction and crime in Luton and the challenges facing the police as they tackle it.

It's Saturday night in Luton, and Bedfordshire Police are dealing with drunken domestic disputes and a booze-fuelled fight. Police Constables Leanne Turner and Andy Parsons are sent out to investigate an alleged assault against a vulnerable and fragile 75-year-old man in a domestic dispute. The suspect is the man's private carer and has been living with him for the past seven years. When he made the 999 call, the elderly man alleged that he had been slapped in the head with an open palm. But when they arrive, PCs Leanne and Andy are confronted with a distressed victim who insists he does not want them to pursue the matter and who begs them to leave. At the police station, a Polish man arrested for a drunken row with his partner is admitted into custody. He's initially brought in for a 'breach of the peace' - to remove him from the situation and allow him to sober up and cool off - but things take an unexpectedly sinister turn when he whispers to the custody sergeant that he will kill his wife the following day.

Hardened detectives DS Hutton and DC Brecknock are shocked by an extraordinarily disturbing case of attempted murder in an ordinary terraced home

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. With a suspect on the loose, cameras follow every twist and turn of the investigation.

A woman's body is found in overgrown grassland. When detectives inform her partner of her death, his behaviour marks him out as a chief suspect.

A man lies dying in the street from a stab wound to his heart. A friend at the scene is desperate to find out if he will survive but it is now a crime scene and he is not allowed to see the victim.

Detectives race to the scene of a stabbing in broad daylight. Cameras follow every twist and turn of the investigation, revealing the real-life stories behind the familiar headlines about knife crime.

Police officers search for a man in Luton who disguises himself as a delivery driver to force his way into people's homes and commit brutal assaults. However, when the police investigation fails to make headway, the family of one of the victims launch a campaign for information on social media - which increases the likelihood of the criminal seeing he is at risk of discovery and going to ground.

A violent daytime brawl with knives erupts on the streets of Luton as chicken hop war heats up. The case then takes a disturbing twist when a police raid lands a huge cache of drugs.

In the gripping conclusion to this two-part special, the victims of historic child sex abuse come forward to try and finally get justice, and prevent the suspect from walking free for the ninth time.

Bedfordshire Police race to rescue a missing 15-year-old girl after receiving intelligence that a 20-year old man is holding her captive at his flat in Luton. She isn't his only victim, the suspect has targeted a large number of other underage girls.

Bedfordshire Police must decide whether to charge two men arrested as part of a nationwide operation against people possessing and, in some cases, distributing indecent images of children online.

During Luton's annual carnival a man seizes the opportunity to enter a house and sexually assault two young children. Bedfordshire Police scan thousands of hours of CCTV footage in the hunt for him.

Police search in a Luton garden for the body of a woman who disappeared in 2003, as they turn up the heat on suspects in a case that's puzzled them for years.

An experienced officer from the Bedfordshire Police Internet Child Abuse Investigation Team investigates an area of criminal behaviour beyond anything she has tackled before

Two lives change in a heartbeat after a single punch fells a man outside a nightclub. The blow kills the victim and the police arrest the attacker. Cameras follow every twist and turn as the police try to disentangle what really happened.

A man lies dead in a Peterborough park. The position of his body raises intense suspicions but rigor mortis has set in and the trail of evidence is going cold. Detectives are called in to investigate.

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.

Detectives investigate the sudden death of a 48-year-old woman in Cambridgeshire, and the hunt for clues takes the investigation right across Europe as cameras follow every twist and turn in the investigation.

The police have a complex case to deal with when a man comes to them admitting that he tried to set up a meeting for sex with a 12-year-old girl that turned out to be a sting operation carried out by online vigilantes.

Bedfordshire Police have a high profile case to handle when, English Defence League founder, Tommy Robinson assaults a Muslim man in Luton. They also try to help a Muslim woman seeking protection.