Karla is a 2006 American psychological thriller film written and directed by Joel Bender, and co-written by Manette Rosen and Michael D. Sellers. It is based on the crimes of Canadian serial killers Paul Bernardo and Karla Homolka and stars Misha Collins and Laura Prepon as Bernardo and Homolka.

Paul Kenneth Bernardo, also known as Paul Jason Teale, is a Canadian serial rapist and serial killer dubbed the Scarborough Rapist, the Schoolgirl Killer and, together with his former wife Karla Homolka, one of the Ken and Barbie Killers. He is known for initially committing a series of rapes in Scarborough, Ontario, a suburb of Toronto, between 1987 and 1990, before committing three murders with Homolka; among these victims was Karla's younger sister, Tammy Homolka.