Psychosis

Psychosis is a British independent horror film of the psycho-thriller subgenre. It was written and directed by Reg Traviss based on a short story by Michael Armstrong called "Dream House". It was produced by Kingsway Films and Red Sparrow and premiered in the United Kingdom on July 13th, 2010. The movie stars Charisma Carpenter as Susan, who is best known for her work on the TV programs Buffy the Vampire Slayer and Angel, where she played the role of Cordelia Chase.