Bullitt

Frank Bullitt, a police detective who works for the San Francisco Police Department, is assigned to protect a witness for 40 hours, issued by the ambitious politician, Walter Chambers. Before the night is over,two hit men break into the witness's room and kills him and wounded a police officer. Knowing this, Bullitt gather up information about the incident and opens up a investigation on his own after his police captain gives him the permission to investigate the crime. When Bullitt opens up the investigation, people around start to ponder about his behavior and his antics on pursuing those who are responsible of the crime.