The Killer Elite

The Killer Elite is a 1975 American action thriller film directed by Sam Peckinpah and written by Marc Norman and Stirling Silliphant, adapted from the Robert Syd Hopkins novel Monkey in the Middle. It stars James Caan and Robert Duvall as a pair of elite mercenaries who become bitter rivals and are caught on opposite sides of a proxy war over a foreign dignitary in the streets of San Francisco.