Directed by
| César Fernández Ardavín | ||
Writing Credits (in alphabetical order)
| César Fernández Ardavín | ... | (screenplay) |
| César Fernández Ardavín | ... | (story) |
Cast (in credits order)
| José Suárez | ... | Inspector Alberto Bassano | |
| Félix Fernández | ... | Antonio Olmeda | |
| Nani Fernández | ... | Isabel | |
| Ángel Picazo | ... | Luis Escobedo | |
| Silvia Morgan | ... | María | |
| Gérard Tichy | ... | Eugenio Certal | |
| Francisco Arenzana | ... | Camarero | |
| Irene Caba Alba | ... | Mujer de la limpieza | |
| Francisco Sánchez | ... | Agente Garcerán | |
| Vicente Ávila | ... | Estébanez (as Vicente Pérez Ávila) | |
| Salvador Soler Marí | ... | Juez | |
| Manuel Arbó | ... | Forense | |
 |
Manuel Amado | ... | Vecino segundo |
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Juan Chacot | ... | Vecino primero |
| Manuel Guitián | ... | Guía en museo | |
| José Riesgo | ... | Agente | |
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Antonio Abad Ojuel | ||
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Luis Moscatelli | ||
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|
José G. Rey | ||
Music by
| Charles Williams | ||
Cinematography by
| Manuel Berenguer | ||
Editing by
| Magdalena Pulido | ||
Set Decoration by
| Enrique Alarcón | ||
Makeup Department
| Carlos Nin | ... | makeup artist |
| Adolfo Ponte | ... | assistant makeup artist |
Production Management
| Antonio Abad Ojuel | ... | general production manager |
| Enrique Balader | ... | production manager |
| Jesús García Gárgoles | ... | production manager |
| Segundo Moreno | ... | assistant production manager |
Second Unit Director or Assistant Director
| Fernando Merino | ... | script |
| José Luis Merino | ... | assistant director |
Art Department
| Antonio Luna | ... | props |
| Francisco Prósper | ... | set dresser (as Francisco Prosper) |
Sound Department
| Antonio Alonso | ... | sound editor |
| Jaime Torrens | ... | sound |
Camera and Electrical Department
| Francisco Arana | ... | assistant camera |
| Claudio Gómez Grau | ... | still photographer |
| Eduardo Noé | ... | camera operator (as Eduardo Noe) |
Costume and Wardrobe Department
| Peris Hermanos | ... | wardrobe |
Editorial Department
| Patro Navarrete | ... | assistant editor (as Patrito Navarrete) |
Music Department
| Manuel Carra | ... | piano soloist |
| Orquesta Mantovani | ... | performer |
Additional Crew
| Gregorio Rodríguez | ... | floor manager |
| Salvador Arias | ... | voice dubbing: Manuel Arbó (uncredited) |
| Eduardo Calvo | ... | voice dubbing: José G. Rey (uncredited) |
| José Guardiola | ... | voice dubbing: Gérard Tichy (uncredited) |
| Carmen Morando | ... | voice dubbing: Silvia Morgan (uncredited) |
