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.

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 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.

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.

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.