American Psycho is a 2000 cult thriller film directed by Mary Harron based on Bret Easton Ellis's novel of the same name. Though predominantly a psychological thriller, the film also blends elements of horror, satire, and black comedy. It stars Christian Bale as Patrick Bateman, with Jared Leto, Josh Lucas, Justin Theroux, Bill Sage, Chloë Sevigny, Reese Witherspoon, Willem Dafoe, and Samantha...