Ted Bundy, the most infamous serial killer in American history, disarmed his young, female victims with charm and good-looks before brutally killing them.
Community pillar John Wayne Gacy, one of the most prolific killers in American history, targeted teenage boys and young men for sexual assault, torture and murder.
In late 1950s Wyoming, 19-year-old Charlie Starkweather donned an outlaw persona that lead to eleven brutal murders with his 14-year-old girlfriend Caril Ann Fugate.