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

The brutal murder and mutilation of a disabled man leads police to 21-year-old Anthony Arkwright, a habitual local criminal who committed four murders in a spree.

A look at the man convicted of sexually assaulting and murdering two nine-year-old girls in 1986.

A look at the twisted killer who tortured and murdered a man in his home while filming it.

A profile of the killer who, after killing 22-year-old Julie Hogg, became the first person to be convicted under revised UK double-jeopardy laws.