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.

World's Most Evil Killers

S7, EP11 "Anthony Allen Shore"

A Texas serial killer, Anthony Allen Shore was matched to four murders after his arrest for a different crime.

World's Most Evil Killers

S7, EP14 "Paul Michael Stephani"

The story of a killer who was infamous for his whimpering confessions over the phone after each of his murders.

World's Most Evil Killers

S8, EP17 "Colin Whelan"

When Mary Gough is found dead in her family home, her husband Colin Whelan appears shocked.

World's Most Evil Killers

S5, EP6 "Sunset Strip Killers"

Douglas Clark and Carol Bundy were a deadly duo who terrorized the streets of Los Angeles in the summer of 1980, targeting vulnerable women, teenagers and even a child.

World's Most Evil Killers

S8, EP11 "Harry Jarvis"

When Carol Jarvis disappears, her husband tells friends and family that she's simply gone on a little holiday.

World's Most Evil Killers

S8, EP16 "Joe O'Reilly"

Less than 20 minutes after dropping her children off at school, Rachel O'Reilly is murdered.

World's Most Evil Killers

S8, EP13 "Jordan Monaghan"

Jordan Monaghan kills his 24-day-old daughter Ruby on New Year's Day in January 2013.

World's Most Evil Prisoners

S1, EP6 "Johnson"

Edward Johnson was sent to prison for the brutal murder of a female friend, but the violence didn't end there.

World's Most Evil Prisoners

S1, EP1 "Vinter"

Gary Vinter, in prison for double murder, stabs a fellow inmate in the eye and gives another brain damage.

World's Most Evil Prisoners

S1, EP5 "Osuna"

Covered in tattoos, his terrifying appearance makes Jaime Osuna a feared man in the U.S. prison system; awaiting trial, he begins practicing Satanism and attempts to kill a fellow inmate.

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.

World's Most Evil Killers

"Jerry Brudos"

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

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

S8, EP7 "Richard Biegenwald"

Over a 25-year career of murder, Richard Biegenwald kills at least six people.

World's Most Evil Killers

S7, EP18 "Robert Hansen"

The Alaska serial killer Robert Hansen who murdered at least seventeen women during a spree that lasted for more than a decade.

World's Most Evil Killers

S7, EP10 "Zahid Zaman"

On the surface, Zahid Zaman portrayed himself as a pillar of the community, but the true story of this cult killer was deeply sinister.

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