A whole channel dedicated to the lives and crimes of some of the World's Most Evil Killers like Jeffrey Dahmer, Richard Ramirez, Dorothea Puente and more.

Britain's Most Evil Killers

S6, EP6 "Pawel Relowicz"

Pawel Relowicz rapes and kills 21-year-old Hull student Libby Squire in a case that made headlines around the UK.

World's Most Evil Killers

S7, EP16 "Heriberto Seda"

A killer who goaded police and media during his spree, Heriberto Seda claimed to kill based on his victims' star signs.

World's Most Evil Killers

S8, EP6 "Richard Kuklinski"

Richard Kuklinski claims to have murdered over 100 people for New York and New Jersey's crime families.

Britain's Most Evil Killers

S6, EP1 "Stuart Campbell"

Stuart Campbell is convicted for the murder of his 15-year-old niece in 2002, even though her body has never been found.

Britain's Most Evil Killers

S5, EP10 "Billy Dunlop"

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.

World's Most Evil Killers

S8, EP19 "Catherine Nevin"

Catherine Nevin reports a break-in and violent attack at her pub, which leaves her husband dead.

World's Most Evil Killers

S6, EP1 "John Allen & Lee Malvo"

The story of the Beltway sniper attacks; John Allen and his teenage accomplice carry out a brutal series of shootings that kill ten people.

World's Most Evil Killers

"Phillip Austin"

A profile of the father who took his two young children for a fish and chip supper after murdering his wife and strangling them when they returned home.

World's Most Evil Killers

S6, EP10 "Genene Jones"

A serial killer works as a nurse in Texas, where she kills many children and infants by injecting them with drugs.

World's Most Evil Killers

S5, EP10 "Cesar Barone"

The American serial killer Cesar Barone took the life of four women in and around Hillsboro, Oregon in the 1990s.

World's Most Evil Killers

S5, EP16 "Keith Jesperson"

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

Britain's Most Evil Killers

S5, EP3 "Kenneth Regan & William Horncy"

The shocking story of the two men who murder a millionaire and three generations of his family in a vicious, greed-fueled attack.

World's Most Evil Killers

S5, EP9 "Richard Roszowski"

A profile of Richard Roszkowski, the Connecticut triple-murderer who killed his ex-girlfriend, her nine-year-old daughter and another man in a brutal attack in 2006.

World's Most Evil Killers

"William Bonin"

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

World's Most Evil Killers

S7, EP16 "Heriberto Seda"

A killer who goaded police and media during his spree, Heriberto Seda claimed to kill based on his victims' star signs.

World's Most Evil Killers

S6, EP8 "Velma Barfield"

The first woman executed by lethal injection after taking six lives.

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