World's Most Evil Killers

Stephen Port drugged and raped four men before murdering them and dumping their bodies.

Mark Bridger was arrested for the abduction and murder of 5-year-old April Jones in 2012.

Mick Philpott is found guilty of causing the death of six of his children by arson in 2013.

Raoul Moat triggers the biggest manhunt in modern British history after shooting three people.

Stefano Brizzi was jailed in 2016 for murdering and dismembering a police officer.

Roy Whiting kidnaps and murders 8-year-old Sarah Payne in 2000.

On December 1st, 1996, Tracie Andrews had stabbed her own fiancé Lee Harvey to death and was trying to get away with murder.

A look at Jack Unterweger, an Austrian serial killer who committed murder in several countries.

Rodney Alcala is sentenced to death for the murder of five people and later confesses to killing 30 more.

Richard Ramirez was a killer who over a two-year rampage raped and tortured more than 25 victims.

Serial killing partners Leonard Lake and Charles Ng murdered11 people in California in the 1980s. They had a secret bunker where they raped and killed their prey.

Steven Grieveson murders four teenage boys between 1990 and 1994 in Sunderland, England.

John Duffy and David Mulcahy raped and murdered in London between 1982 and 1986.

Cary Stayner is a serial killer who murdered four women at Yosemite National Park.

From October 1989 to April 1991, Wolfgang Schmidt murders five women and an infant.

An in-depth look at some of the world's most dangerous murderers.

Serial killer Edmund Kemper killed six women in California and several members of his family.

In 1988 Puente had drugged and killed her victims, so she could continue to fraudulently claim their social security benefits.

Danilo Restivo murdered two women 9 years apart. 16 year-old Elisa Clapps in Italy and Heather Barnett in Bournemouth, who he mutilated. In her hands, cut hair.

Pawel Tuchlin is guilty of 20 sex attacks on young women in the vicinity of Gdansk.