It was one of Britain's most shocking cases and sparked a manhunt that rocked the nation to its core. Now, in The Incident Room, investigating officer Bob Taylor digs deep into the infamous case of Wendy Speakes, a mum who was found dead in her Wakefield home in 1994. She'd been subjected to a serious sexual assault and was stabbed multiple times. It was every person's worst nightmare; all she'd done was open her front door to a stranger.

Told through the eyes of the detectives themselves, as well as the victim's family, this episode unravels one of the country's most harrowing murders and the hunt for a sadistic killer. The programme follows the people who would stop at nothing to bring him to justice.