
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.

A look at serial killer Jack Unterweger.

Danilo Restivo, originally from Italy, was jailed for murdering and mutilating his Bournemouth neighbor, Heather Barnett, in 2002.

An examination of the Polish serial killer who came to be known as The Scorpion.

Craig Bjork, who killed two women and both of his children, remains a dangerous threat -even behind bars.

See how while being transported on a bus, Ricky Dubose killed two correctional officers before going on the run.

After cold-blooded killer Leo Boatman murdered two campers, he went on the kill three inmates behind bars.

Jesse Con-ui's loyalty to the New Mexican Mafia drove him to betray and murder his former mentor.

Thomas Silverstein, a killer and gang leader, was so dangerous that he spent 36 years in solitary confinement.