Detectives: My Killer Case

Detective Superintendent Martin Brunning is in a race against time to catch one of Great Britain's most notorious female serial killers.

Investigators provide a comprehensive overview of how they solved a 2006 missing person case that turned out to be a murder.

Detective Chief Superintendent Gull is faced with five young murdered women who are found in the Suffolk countryside; the ensuing manhunt becomes an international media circus.

Investigators provide a comprehensive overview of how they caught John "Canal Killer" Sweeney, a man who committed two murders in 2011.