 | Aldo Ray als James Vanning / Art Rayburn |
 | Anne Bancroft als Marie Gardner |
 | Brian Keith als John |
 | James Gregory als Ben Fraser |
 | Jocelyn Brando als Laura Fraser |
 | Frank Albertson als Dr. Edward Gurston |
 | Rudy Bond als Red |
 | Bess Flowers als Woman at Fashion Show |
 | Gene Roth als Bartender |
 | Arline Anderson |
| María Belmar |
| Orlando Beltran |
 | Steve Carruthers |
| Robert Cherry |
 | George Cisar |
 | Lillian Culver |
| Annabelle Thiele |
| Maya Van Horn |
| Winifred Waring |
| Jacques Tourneur | Director |
| Stirling Silliphant | Writer |
| Ted Richmond | Producer |
| George Duning | Original Music Composer |
| Burnett Guffey | Director of Photography |
| William A. Lyon | Editor |
| Jean Louis | Costume Design |
| David Goodis | Novel |
| Ross Bellah | Art Direction |
| Louis Diage | Set Decoration |
| William Kiernan | Set Decoration |
| Clay Campbell | Makeup Artist |
| Ferrol Redd | Sound |
| Richard H. Kline | Camera Operator |
| Frank Bayes | Sound Editor |
| Ernest Reichert | Sound Editor |
