Rodney Alcala is believed to have murdered over 100 innocent people… and he did it right in front of our eyes. The true story of the Dating Game Killer starring Guillermo Diaz and Carrie Preston premieres TONIGHT at 8/7c. Only on Investigation Discovery. | Investigation Discovery

In September 2016, Rodney Alcala was charged with first degree murder in Wyoming for Christine Thornton’s murder. By then he was 73 years old and confined to a bed at Corcoran State Prison in California. When Sheriff’s Deputy Jeff Sheaman confronted him with the photo of Thornton on the motorcycle, Alcala would only admit to taking the photo, but denied killing her. Due to Alcala’s failing health, authorities decided not to extradite him to Wyoming to stand trial. The charges have not been dropp

Jed Mills, a former contestant on "The Dating Game," spoke to #ABC2020 about being a contestant on the show with serial killer Rodney Alcala: "Bachelor Number One was a little creepy." https://abcn.ws/3s6L45v | ABC 20/20