This former child actor, Skylar Deleon, who appeared on the popular kids’ TV series “Mighty Morphin’ Power Rangers” was convicted in October 2008 of three counts of first-degree murder. Deleon, who was sentenced to death in April 2009, later tried to cut off his genitals in prison. He remains on death row at San Quentin State Prison.
Britain's worst ever serial killer: The Victorian 'Angel Maker' who murdered 400 babies
Raymond Fernandez and Martha Beck became know as “The Lonely Hearts Killers” in 1949. They were arrested and put on trial for the murder of 20 women between 1947 and 1949. Both faced the death penalty for luring lonely women to their deaths. They were both subsequently found guilty and were executed by electric chair.
Ilse Koch was the wife of Karl-Otto Koch, commandant of the Nazi concentration camps Buchenwald (from 1937 to 1941) and Majdanek (from 1941 to 1943). She was accused of taking souvenirs from the skin of murdered inmates with distinctive tattoos. She was known as "The Witch of Buchenwald" by the inmates because of her cruelty and lasciviousness toward prisoners. She is also called in English "The Beast of Buchenwald", "The Bitch of Buchenwald"and the "Butcher Widow".