| Tyrone Power | Diego |
| Linda Darnell | Lolita Quintero |
| Basil Rathbone | Captain Esteban Pasquale |
| Gale Sondergaard | Inez Quintero |
| Eugene Pallette | Fray Felipe |
| J. Edward Bromberg | Don Luis Quintero |
| Montagu Love | Don Alejandro Vega |
| Janet Beecher | Senora Isabella Vega |
| George Regas | Sergeant Gonzales |
| Chris-Pin Martin | Turnkey |
| Director | Rouben Mamoulian |
| Producer | Raymond Griffith; Darryl F. Zanuck |
| Writer | John Taintor Foote; Garrett Fort |
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