Edelman Pedro De Vargas wordt tijdens de Spaanse inquisitie gevangen genomen. Met de hulp van vrienden kan hij naar Cuba vluchten. Daar besluit hij de naam van zijn familie hoog te houden en gaat hij meedoen aan de verovering van Mexico.
Nee, helaas is Captain from Castile nog niet beschikbaar op Netflix in Nederland.
| Directing | Henry King | Director |
| Writing | Lamar Trotti | Writer |
| Writing | Samuel Shellabarger | Novel |
| Production | Lamar Trotti | Producer |
| Production | Darryl F. Zanuck | Executive Producer |
| Camera | Arthur E. Arling | Director of Photography |
| Camera | Charles G. Clarke | Director of Photography |
| Editing | Barbara McLean | Editor |
| Art | James Basevi | Art Direction |
| Art | Richard Day | Art Direction |
| Art | Thomas Little | Set Decoration |
| Costume & Make-Up | Charles LeMaire | Costume Design |
| Costume & Make-Up | Ben Nye | Makeup Artist |
| Sound | Edward B. Powell | Orchestrator |
| Directing | Robert D. Webb | Second Unit Director |
| Visual Effects | Fred Sersen | Visual Effects |
| Sound | Winston H. Leverett | Sound |
| Sound | Roger Heman Sr. | Sound |
| Sound | Alfred Newman | Original Music Composer |
