The film, which Kendrick told The Independent is the “ most revealing piece of work I’ve ever done”, focuses on Rodney Alcala, who appeared on The Dating Game, a Blind Date style show, in 1978. Alcala was 35 years old when he appeared on the show and had reportedly already murdered at least five people, including a pregnant woman and a child.

Rodney Alcala was convicted of murdering seven women and children in the '60s and '70s, two survived their encounters with the serial killer

Little did she know, the man she chose to go on a date with - Rodney Alcala - was in fact a notorious serial killer. Alcala was part-way through a crime spree when he appeared on the show, having raped and assaulted multiple people and committed several murders.