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

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

S8, EP9 "Billy Mansfield Jr."

Billy Mansfield Jr. moved between Florida and Michigan, targeting vulnerable women and girls.

World's Most Evil Killers

S7, EP5 "Ben Field"

Manipulative, psychopathic and callous, church warden Ben Field killed Peter Farquhar and even penned a list of 100 future victims.

World's Most Evil Killers

S6, EP2 "Robert Pickton"

One of the most prolific serial killers in Canadian history is dubbed "The Pig Farmer Killer" by the media.

World's Most Evil Killers

S6, EP4 "Judy Buenoano"

A killer murders her own son and becomes the first woman to be executed in Florida since 1848.

Britain's Most Evil Killers

S6, EP7 "Daniel Gonzalez"

The story of a killer who took four lives during a chilling two-day killing spree in 2004 after being inspired by horror films.

World's Most Evil Killers

"William Bonin"

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

Britain's Most Evil Killers

S6, EP9 "Mark Martin: The Sneinton Strangler"

The story of Mark Martin, who murdered three homeless women in his quest to become Nottingham's first serial killer.

World's Most Evil Prisoners

S1, EP3 "Dennehy"

One of the UK's most infamous serial killers, Joanna Dennehy brutally stabbed three men to death.

World's Most Evil Prisoners

S1, EP10 "Geas"

His time behind bars only made Italian-American mobster Freddy Geas even more brutal.

World's Most Evil Prisoners

S1 "Nichols"

While on trial for rape, 33-year-old Brian Nichols goes on a violent rampage that results in three murders.

World's Most Evil Killers

S8, EP3 "Steven Dean Gordon"

Steven Dean Gordon and Frank Cano murder at least four sex workers in California between 2012 and 2013.

Britain's Most Evil Killers

S5, EP8 "Colin Pitchfork"

Colin Pitchfork is the first person to be convicted of murder based on DNA fingerprinting evidence.

World's Most Evil Killers

S8, EP15 "Nicholas Burton"

In April 1997, 27-year-old Rachel McGrath is stabbed to death by an unknown attacker in a car park.

World's Most Evil Killers

S6, EP5 "Don Miller"

A terrifying killer snatches away the lives of four victims before being caught while trying to claim his fifth.

World's Most Evil Killers

S5, EP17 "Dayton Rogers"

Dayton Leroy Rogers, known as The Molalla Forest Killer, is a serial killer who mutilates and kills at least eight women.

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