

Half-brothers Stefane and Antony despise their biological father, callous millionaire Charles Calvert. Because Charles refuses to share his wealth with his sons, Stefane and Antony ask hip American thrill-seeker Duffy to help steal the money they believe is their birthright. When Charles decides to move a large portion of his savings from Morocco to France, Duffy has an opportunity to stage a daring burglary attempt at sea.
Costume
Coburn's wardrobe alone deserves co-writing credit.
Cinematography
Morocco-to-France yacht porn before it was a genre.

Director
Robert Parrish
Trivia, insights & behind the scenes
James Coburn and director Robert Parrish had just worked together on 'The Blue Max'—this was their palate cleanser.
Released at the exact moment the French New Wave was dying and Hollywood was desperately importing 'European' sophistication—Duffy is the cargo cult version, and that's its charm.