Her killer, Craig Alan Peyer (born March 16, 1950 to Harold and Eileen Peyer), was a police officer and 13-year veteran of the California Highway Patrol (CHP). At Peyer's trial, it was revealed that he had been targeting women along the interstate and had made predatory sexual advances on multiple female drivers. He was convicted of Knott's murder in 1988.

A German cannibal who found a voluntary victim.

Baby farmer who is believed to have murdered between 200 and 400 babies in her care over a 30 year period.

Also known as Typhoid Mary. An asymptomatic carrier of Typhoid fever who infected more than a hundred and killed at least three people while working as a cook.

"Nakem" means "revenge" in Hebrew. They planned to poison water mains to achieve their goal, but were thwarted by police. Later, they poisoned thousands of loaves of bread which were actually consumed, resulting in widespread illness, although no deaths are known to have occurred as a result.