Susanna Reid looks at how one of Britain's most cunning serial killers John Cooper was finally caught after 20 years with the help of his appearance on the game show Bullseye.
Presenter - Herself
Self - Specialist Interviewer (as D.I. Louise Harries)
Self - Senior Investigating Officer (as D.C.S. Steve Wilkins)
Self - Forensics Manager
Self - Lead Forensics Advisor (as Dr Angela Gallop)
Son of Serial Killer, John Cooper
Self - Bullseye Presenter (archive footage) (uncredited)
Self (archive footage) (uncredited)