World's Most Evil Killers, Gregory Green

S10 E1 • 44m • HD15

Gregory Green hid his past murder of his first wife and unborn baby, then in 2016 killed his second wife's four children, two by gas and two by gun, repeating his deadly violence.

S10 E2 • 46m • HD15

In 1991, the bodies of sex workers started being discovered in Detroit. They had been assaulted and strangled to death by 24-year-old Benjamin. One woman survived his attack and helped police to bring his reign of terror to an end but not before he had killed 11 women in the space of seven months, making him one of the prolific serial killers in American history.

S10 E3 • 44m • HD15

When two young couples were brutally murdered, three years apart in two different states, nobody thought the two crimes were connected. Both cases went cold for almost three decades until a team of cold case detectives managed to link one of them to a man called Edward Wayne Edwards and his life as a serial killer finally came to light.