Marty (Colin Farrell) is a struggling writer who dreams of finishing his screenplay, Seven Psychopaths. Billy (Sam Rockwell) is Marty's best friend, an unemployed actor and part time dog thief, who wants to help Marty by any means necessary. Hans (Christopher Walken) is Billy's partner in crime. A religious man with a violent past. Charlie (Woody Harrelson) is the psychopathic gangster whose beloved dog, Billy and Hans have just stolen. Charlie's unpredictable, extremely violent and wouldn't think twice about killing anyone and anything associated with the theft. Marty is going to get all the focus and inspiration he needs, but will he be able to survive long enough to complete the greatest work of his career?