Murphy's War is an Eastmancolor 1971 Panavision war film starring Peter O'Toole and Siân Phillips. It was directed by Peter Yates based on the 1969 novel by Max Catto. The film's cinematographer was Douglas Slocombe. The film is set in South America during World War II and focuses on a stubborn survivor of a sunken merchant ship who is consumed in his quest for revenge and retribution against the German submarine that sank his ship.