Robert Rozier, a former NFL player and black supremacist cult killer, is brought to justice following his 1980s reign of terror in Florida.

The story Manuel Pardo, a former Florida police officer who murdered nine people during a 1986 crime spree.

A look at the crimes of 'Machete Murderer' Juan Corona, who was convicted of hacking 25 Californian farm workers to death in the 1970s.

From 1989 to 1990, Robert Ben Rhoades is believed to have tortured, raped and killed more than fifty women, although he has only three confirmed victims.

After committing a series of violent sexual assaults on men for over 40 years, Peter Moore eventually murdered four men in North Wales in 1995.

The story of serial killer Joanna Dennehy, who butchered three men and tried to slaughter two others in Peterborough in 2013.