The Casanova Killer: The Paul John Knowles Story is a Crime, Drama, History film that follows a true crime drama about Paul John Knowles, an American serial killer tied to the deaths of 18 people in 1974, although he claimed at least 35. The Casanova Killer: The Paul John Knowles Story is not currently listed with streaming providers in your selected region, but availability can change over time. Fans of crime movies may also want to explore similar titles below.