Directed by
| Rafael Gil | ||
| Hans Grimm | ... | (uncredited) |
Writing Credits
| Manuel Tamayo | ... | (story) & |
| Antonio Abad Ojuel | ... | (story) & |
| Arturo Rígel | ... | (story) |
| Rafael Gil | ... | (adaptation) |
Cast (in credits order) complete, awaiting verification
| Vicente Parra | ... | Miguel - Michael | |
| Marianne Hold | ... | Verónica - Veronika | |
| Manolo Morán | ... | Don Ricardo Gravina | |
| Horst Frank | ... | Alberto - Albert | |
| Mercedes Vecino | ... | Duchess | |
| Lina Yegros | |||
| Rafael Bardem | ... | Miguel's Father (as Rafael Barden) | |
 |
José Luis Pellicena | ... | Carlos - Karl |
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Carl Wery | ... | Minister Mayer |
| Germaine Damar | ... | Cristina - Christine | |
| Alfredo Mayo | ... | Minister | |
| Tomás Blanco | ... | Minister | |
| Matilde Muñoz Sampedro | ... | Dama de compañía (as Matilde M. Sampedro) | |
| Cándida Losada | ... | Reverend Mother | |
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Juan Cortés | ||
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Ramón Elías | ||
| Beni Deus | |||
| Barta Barri | ... | Revolutionary Leader | |
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Pilar Cano | ||
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Marita Oberman | ||
| José Franco | ... | Pietro | |
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Marisol Ayuso | ||
| Adela Calderón | |||
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Vicente Bañó | ... | Revolutionary |
| Ángel Álvarez | |||
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Pilar Baiza | ... | (as Pîli Baiza) |
| Julio Infiesta | |||
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Mayte Arroyo | ||
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Miguel del Castillo | ... | Police Inspector |
| Rest of cast listed alphabetically: | |||
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Simón Ramírez | ... | Radio de la policía (voice) (uncredited) |
Produced by
| Juan Jesús Buhigas | ... | producer |
| José Cerdá Pérez | ... | associate producer |
| Eduardo Fayos Ballester | ... | associate producer |
| Franz Seitz | ... | executive producer (uncredited) |
Music by
| Gregorio García Segura | ... | (as Gregorio G. Segura) |
Cinematography by
| Cecilio Paniagua | ||
Editing by
| Antonio Ramírez de Loaysa | ... | (as Antonio Ramírez) |
Set Decoration by
| Enrique Alarcón | ||
Costume Design by
| Cappel | ||
| Herrera | ... | (as Herrero y Ollero) |
| Marbel | ||
| Natalio | ||
| Ollero | ... | (as Herrero y Ollero) |
Makeup Department
| Clorinda Cáceres | ... | assistant makeup artist |
| Francisco Puyol | ... | makeup artist |
Production Management
| Juan de Rada | ... | unit production manager |
| Rudolf Wischert | ... | production manager: uncredited on Spanish prints |
Second Unit Director or Assistant Director
| José Luis Robles | ... | assistant director |
| Mahnahén Velasco | ... | assistant director |
Art Department
| José Antonio de la Guerra | ... | assistant set decorator |
| Rafael García | ... | construction coordinator |
| Antonio González | ... | property master |
| Diego G. Solórzano | ... | property master |
Sound Department
| Antonio Alonso | ... | sound technician |
| Jaime Torrens | ... | sound engineer |
Camera and Electrical Department
| Julio Leyva | ... | assistant camera (as Julio Martin Leiva) |
| Eduardo Noé | ... | camera operator |
| Julio Ortas | ... | still photographer |
Editorial Department
| Alberto J. Gutierrez | ... | assistant editor |
Script and Continuity Department
| Antonio Cortés | ... | script supervisor |
Additional Crew
| Enrique Bellot | ... | production assistant |
| Fernando Buhigas | ... | intendent |
| Francisco J. Tudela | ... | production assistant |
| José Luis Baltanás | ... | voice dubbing (uncredited) |
| Rafael Calvo Revilla | ... | voice dubbing (uncredited) |
| Pilar Calvo | ... | voice dubbing (uncredited) |
| José María Cordero | ... | voice dubbing: Alfredo Mayo (uncredited) |
| Rafael de Penagos | ... | voice dubbing: Horst Frank (uncredited) |
| Elsa Fábregas | ... | voice dubbing: Marianne Hold (uncredited) |
| Julio Goróstegui | ... | voice dubbing: Barta Barri/various (uncredited) |
| Mari Ángeles Herranz | ... | voice dubbing: Germaine Damar (uncredited) |
| José Martínez Blanco | ... | voice dubbing (uncredited) |
| Simón Ramírez | ... | voice dubbing (uncredited) |
| Víctor Ramírez | ... | voice dubbing: Tomás Blanco (uncredited) |
| Ana María Saizar | ... | voice dubbing (uncredited) |
| Francisco Sánchez | ... | voice dubbing: Carl Wery/various (uncredited) |
