The Untouchables is a 1987 American gangster film directed by Brian De Palma, produced by Art Linson, written by David Mamet, and based on the book The Untouchables (1957). The film stars Kevin Costner, Charles Martin Smith, Andy Garcia, Robert De Niro, and Sean Connery. Ness forms the Untouchables team to bring Al Capone to justice during Prohibition.