
Examining some of the most dangerous and prolific murderers in the UK and worldwide.

Steve Wright brutally killed five women in 2006, and is known as the Suffolk Strangler.

Examining the prolific murderer, Peter Sutcliffe, who over five years killed 13 people.

Ian Huntley murdered two 10-year-old girls in a case that changed the course of British policing.

Fred and Rose West rape, torture and kill young women in their house of horrors, including their own daughter; between them, they murder 12 girls; interviews with investigators including Chief Constable Tony Butler.