Samsonova is a 68-year-old Russian woman who murdered and ate at least 11 people and kept a diary where she detailed her crimes. She killed her friend, Valentina Ulanova, by drugging her salad with sleeping pills and using a handsaw to dismember her while she was still alive.

The Japanese man fell for a woman named Renée Hartevelt while he was in France, and invited her over to where he was staying. While there, he snuck up behind her and shot her in the head. He ate her flesh for three days until he was caught in a park with two suitcases filled with the dismembered body parts.

Montgomery lied constantly about being pregnant and losing her babies. In 2004, she befriended actually pregnant Bobbie Jo Stinnett, showed up at her house, strangled her with a rope, cut up her belly, and took out her baby. Bobbie Jo was only passed out, so she woke up and wrestled to get Lisa away from her, but Lisa then killed her.

This rich, good-looking couple got off on killing. They raped and murdered three women — including Homolka's little sister, who was "given" to Bernardo by Homolka as a Christmas gift.

He brutally killed six female students, two of his grandparents, and his mom by the age of 24. He found the six girls in the mountains of California, decapitated them, and had sex with their corpses. As for his mom, he killed her with a claw hammer, had sex with her head