Bullitt.

About Bullitt

Bullitt is a 1968 American crime action thriller film directed by Peter Yates, from a screenplay by Alan R. Trustman and Harry Kleiner, based on the 1963 novel Mute Witness by Robert L. Fish. It stars Steve McQueen, Robert Vaughn, Jacqueline Bisset, Don Gordon, Robert Duvall, Simon Oakland, and Norman Fell. In the film, San Francisco police detective Frank Bullitt (McQueen) investigates the murder of a witness he was assigned to protect.