Paul John Knowles was a Florida native who committed his first murder at the age of 19. Known as the Casanova killer, some have claimed he’s worse than bundy. He was tied to the deaths of 20 people in 1974 but had claimed to have taken 35 lives. It's been stated that “Knowles had the coldest eyes. He could see right through you. He had no qualms about killing.” Listen to Sarah dive into the story about the Casanova killer