After a group of young revolutionaries break into a company's corporate headquarters and steal $5,000,000 worth of heroin to keep it off the street, they call on San Francisco Police Lieutenant Virgil Tibbs for assistance. Sidney Poitier, Barbara McNair, Gerald S. O'Loughlin, Sheree North, Fred Beir, Allen Garfield, Bernie Hamilton Added on Amazon Prime 2023-02-07. Youtube Trailer