 | Max von Sydow als Scott Swenson |
 | Yvette Mimieux als Sylvia |
 | Efrem Zimbalist Jr. als Frank Bryant |
 | Gilbert Roland als Captain Carbajal |
 | Emilio Fernández als Sergeant Lopez |
 | Nino Castelnuovo als Luis |
 | Henry Silva als Joaquin |
 | Rodolfo Acosta als Patron |
 | Julian Rivero als El Viejo |
| Serge Bourguignon | Director |
| Michael Barrett | Novel |
| Oscar Millard | Screenplay |
| Serge Bourguignon | Screenplay |
| Aaron Rosenberg | Producer |
| Elmer Bernstein | Original Music Composer |
| Joseph MacDonald | Director of Photography |
| Robert L. Simpson | Editor |
| Robert F. Boyle | Art Direction |
| Jack Martin Smith | Art Direction |
| Lucien Hafley | Set Decoration |
| Walter M. Scott | Set Decoration |
| Moss Mabry | Costume Design |
| Margaret Donovan | Hairstylist |
| Ben Nye | Makeup Artist |
| Joseph E. Rickards | Assistant Director |
| Al Murphy | Second Assistant Director |
| Jack F. Lilly | Sound |
| Elmer Raguse | Sound |
| L.B. Abbott | Special Effects |
| Emil Kosa Jr. | Special Effects |
| Jack Hayes | Orchestrator |
| Leo Shuken | Orchestrator |
| Vince De Rosa | Musician |
