Firepower is a 1979 British thriller film directed by Michael Winner and starring Sophia Loren, James Coburn, O. J. Simpson and Eli Wallach. It was the final film in the career of actor Victor Mature. The film was poorly reviewed by critics who objected to its convoluted plot, though the lead performances and filming locations were generally praised.

Robert Michael Winner was a British filmmaker, writer, and media personality. He is known for directing numerous action, thriller, and black comedy films in the 1960s, 1970s and 1980s, including several collaborations with actors Oliver Reed and Charles Bronson.