Directed by
| José Luis Sáenz de Heredia | ||
Writing Credits (in alphabetical order)
| Carlos Blanco | ... | (screenplay) |
| Carlos Blanco | ... | (story) |
Cast (in credits order) verified as complete
| Raf Vallone | ... | Martín Jordán | |
 |
Elena Varzi | ... | Berta |
| Julio Peña | ... | Roberto Ayala | |
| Fernando Fernán Gómez | ... | Agente Díaz (as Fernando Fernán-Gómez) | |
| Emma Penella | ... | Lola | |
| Félix Dafauce | ... | Comisario Ozalla | |
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Gaspar Campos | ... | Conserje |
| Aníbal Vela | ... | Comisario principal | |
| Fernando Sancho | ... | Comensal irascible | |
| Carlos Díaz de Mendoza | ... | Prestamista | |
| Antonio Riquelme | ... | Sereno | |
| Beni Deus | ... | Encargado del Café Gijón (as Beny Deus) | |
| Julia Pachelo | ... | Bibliotecaria | |
| Juana Mansó | ... | Encargada del teléfono (as Juanita Manso) | |
| Francisco Bernal | ... | Guía de El Escorial | |
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José Cuenca | ||
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Alberto Bové | ||
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Maite de La Guía | ||
Music by
| Manuel Parada | ||
Cinematography by
| Manuel Berenguer | ||
Editing by
| Julio Peña | ||
Set Decoration by
| Ramiro Gómez | ||
Makeup Department
| Carlos Nin | ... | makeup artist |
| Gregorio Sánchez | ... | assistant makeup artist |
Production Management
| Eduardo de la Fuente | ... | production manager |
Second Unit Director or Assistant Director
| Luis María Delgado | ... | assistant director (as Luis Mª Delgado) |
Art Department
| Augusto Lega | ... | construction coordinator |
| Antonio Montoya | ... | property master |
Sound Department
| Jaime Torrens | ... | sound engineer |
Camera and Electrical Department
| César Benítez | ... | camera operator |
| Claudio Gómez Grau | ... | still photographer (as Claudio G. Grau) |
Costume and Wardrobe Department
| Pedro Rodríguez | ... | gowns: Elena Varzi |
Script and Continuity Department
| Carmen Salas | ... | script supervisor |
Additional Crew
| José María Rodríguez | ... | production assistant (as José Mª Rodríguez) |
| Eduardo Calvo | ... | voice dubbing: Antonio Riquelme (uncredited) |
| María Teresa Campos | ... | voice dubbing: Emma Penella (uncredited) |
| Matilde Conesa | ... | voice dubbing (uncredited) |
| Eduardo Fajardo | ... | voice dubbing: Raf Vallone (uncredited) |
| Manuel Gomez | ... | voice dubbing (uncredited) |
| Mercedes Mireya | ... | voice dubbing: Elena Varzi (uncredited) |
| Carmen Morando | ... | voice dubbing: Julia Pachelo (uncredited) |
| Víctor Orallo | ... | voice dubbing: Beni Deus/various (uncredited) |
| Ana María Saizar | ... | voice dubbing (uncredited) |
| Francisco Sánchez | ... | voice dubbing: Aníbal Vela (uncredited) |
