| Cast list | | Ben Gazzara | as | Eddie Rico | | Jack Carter | as | McGee | | Dane Clark | as | Boston Phil | | Leif Erickson | as | Mike Lamont | | James Farentino | as | Gino Rico | | John Marley | as | Sid Kubik | | Sal Mineo | as | Nick Rico | | John Randolph | as | Malaks | | Jo Van Fleet | as | Mama Rico | | Sian Barbara Allen | as | Nora | | Michael Anderson Jr. | as | Georgie | | Tom Pedi | as | Angelo | | Richard Gittings | as | Accountant | | Alberto Morin | as | Chauffeur | | Alan Vint | as | John Ryan |
| | Crew list: | | Paul Wendkos (Director) | | David Karp (Writer) | | Georges Simenon (Writer) |
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