Once a Thief
- बर्ष: 1965
- देश: France, United States of America
- विधा: Crime, Drama, Thriller
- स्टुडियो: Compagnie Internationale de Productions Cinématographiques (CIPRA), Metro-Goldwyn-Mayer
- कीवर्ड: robbery, heist, film noir
- निर्देशक: Ralph Nelson
- जात: Alain Delon, Ann-Margret, Van Heflin, Jack Palance, John Davis Chandler, Jeff Corey