Directed by
| José María Elorrieta | ... | (as Joseph De Lacy) |
Writing Credits (in alphabetical order)
| José María Elorrieta | ... | (screenplay) (as Joseph De Lacy) |
| Eduardo Guzmán | ... | (novel) (as Edward Goodman) |
Cast (in credits order)
| Frank Latimore | ... | Steve Loman | |
| Nuria Torray | ... | Ruth (as Lisa Moreno) | |
| Jesús Puente | ... | Judge Todd Driscoll (as George Gordon) | |
 |
Ángel Ortiz | ... | Silas (as Sam O'Kelly) |
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Alfonso de la Vega | ... | Soldier (as Joe Delaney) |
| Frank Braña | ... | Secuaz de Burt (as Frankie Bradford) | |
| Rufino Inglés | ... | Banquero (as Howard Irving) | |
| Mariano Vidal Molina | ... | Burt Kaplan (as Louis Moran) | |
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Guillermo Vera | ... | Juan Diego (as William West) |
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Julio Pérez Tabernero | ... | Jimmy (as Lucius Taft) |
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Guillermo Méndez | ... | Capitán (as William Masters) |
| Pastor Serrador | ... | Richard 'Poker Dick' (as Gerard Spencer) | |
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Jorge Martín | ... | Elmer Roscoe (as John Martin) |
| José Sancho | |||
| Rest of cast listed alphabetically: | |||
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Yvonne Bastien | ||
| Germán Cobos | |||
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Antonio Cintado | ... | Sergeant (uncredited) |
| Aldo Sambrell | ... | Secuaz de Burt (uncredited) | |
Produced by
| Tomás Cicuendez | ... | producer (as Thomas Cromwell) |
Music by
| Fernando García Morcillo | ||
Cinematography by
| Alfonso Nieva | ... | (as Alastair Nichols) |
Editing by
| Antonio Gimeno | ... | (as Jack Gladstone) |
Set Decoration by
| Teddy Villalba | ... | (as Teddy Wilson) |
Makeup Department
| Fernando Martínez | ... | makeup artist (as Ted Martin) |
| José Antonio Sánchez | ... | assistant makeup artist (as Alexander Shandy) |
Production Management
| Mario Berriatúa | ... | general production manager (as Arden Bellamy) |
| Victoriano García Giraldo | ... | production manager (as Victoriano Giraldo) |
Second Unit Director or Assistant Director
| Ángel Falquina | ... | assistant director (as Lex Faber) |
Art Department
| Gumersindo Andrés | ... | assistant set decorator |
| Cruz María Baleztena | ... | assistant set decorator (as Cruz Baleztena) |
Camera and Electrical Department
| José Calvo | ... | still photographer (as William Cowley) |
| Javier Pérez Zofio | ... | second operator |
Additional Crew
| Pilar de Diego | ... | shooting secretary (as Pilar Pérez de Diego) |
| Rafael Moreno Alba | ... | shooting secretary |
| Rafael Arcos | ... | voice dubbing: Mariano Vidal Molina (uncredited) |
| José Luis Baltanás | ... | voice dubbing: Antonio Cintado and Aldo Sambrell (uncredited) |
| Ángel María Baltanás | ... | voice dubbing: Frank Latimore (uncredited) |
| Joaquín Escola | ... | voice dubbing: Alfonso de la Vega and Rufino Inglés (uncredited) |
| Jesús Nieto | ... | voice dubbing: Julio Pérez Tabernero (uncredited) |
| Fernando Nogueras | ... | voice dubbing: George Martin (uncredited) |
| Manuel Peiró | ... | voice dubbing (uncredited) |
| Pedro Sempson | ... | voice dubbing (uncredited) |
| Manuel Torremocha | ... | voice dubbing: Frank Braña (uncredited) |
