The comedy stars Colin Farrell as a screenwriter who gets caught up in the Los Angeles underworld when his friends kidnap a gangster's pet Shih Tzu.
The film reunites Farrell with his In Bruges director Martin McDonagh.
Farrell is joined in the cast by Sam Rockwell, Christopher Walken, Woody Harrelson, Abbie Cornish, Olga Kurylenko and Tom Waits. Seven Psychopaths is currently screening at the BFI London Film Festival and will open in UK cinemas on December 5.
A spoof trailer for the film, titled Seven Psychocats, was recently released featuring an all-feline cast.
> 'Seven Psychopaths': Tom Waits with a bunny in new clip
> 'Seven Psychopaths' debuts behind-the-scenes video
Gallery - Seven Psychopaths character posters: