Directed by
| Julio Buchs | ||
Writing Credits
| Sandro Continenza | ... | (story) & |
| Federico De Urrutia | ... | (story) and |
| Julio Buchs | ... | (story) |
| Sandro Continenza | ... | (screenplay) & |
| Federico De Urrutia | ... | (screenplay) and |
| Julio Buchs | ... | (screenplay) |
Cast (in credits order) verified as complete
| Brett Halsey | ... | Richard Milford | |
| Marilù Tolo | ... | Helen Becker (as Marilu' Tolo) | |
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Fabrizio Moroni | ... | Harry |
| Alberto Dalbés | ... | Albert Stone (as Albert Dalbes) | |
| Romina Power | ... | Fanny | |
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Óscar Pellicer | ... | (as Oscar Pellicier) |
| Gérard Tichy | ... | Inspector (as Gerard Tichy) | |
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Miguel de la Riva | ... | Loco (as Michael Rive) |
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James Fontaine | ||
| Lili Muráti | ... | Professor Stone's Widow (as Lili' Murat) | |
| Rest of cast listed alphabetically: | |||
| Manuel de Blas | ... | Boris Molders (uncredited) | |
| David de Keyser | ... | Albert Stone (voice) (uncredited) | |
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Francisco Sanz | ... | Beatnik (uncredited) |
| Dan van Husen | ... | Beatnik (uncredited) | |
Produced by
| Edmondo Amati | ... | producer |
| José Frade | ... | producer (uncredited) |
Music by
| Gianni Ferrio | ... | (original music composed by) |
Cinematography by
| Manuel Rojas | ... | director of photography |
Editing by
| Antonio Ramírez de Loaysa | ... | (as Anthony Rambledon) |
| Vincenzo Tomassi | ... | (as Vincent Thomas) |
Makeup Department
| Paloma Fernández | ... | hairdresser (as Paloma Fernandez) / makeup artist (as Paloma Fernandez) |
Production Management
| Gray Hudson | ... | production supervisor |
| Johnny Sambler | ... | production manager |
| Frank Tudor | ... | production manager |
Second Unit Director or Assistant Director
| John Puyol | ... | assistant director |
Art Department
| Giorgio Postiglione | ... | set designer (as George Postiglione) |
| Myriam Sanders | ... | set designer assistant |
Special Effects by
| Paul Perez | ... | special effects |
Camera and Electrical Department
| George Camel | ... | assistant cameraman |
| Pedro Martín | ... | cameraman (as Peter Martin) |
| Antonio Ortas | ... | stills (as Tony Ortas) |
Costume and Wardrobe Department
| Román Calatayud | ... | wardrobe (as Roman Calatayud) |
Editorial Department
| Frederick Wicks | ... | editor assistant |
Music Department
| Gianni Ferrio | ... | director: original music |
Script and Continuity Department
| Gloria Roldán | ... | continuity (as Gloria Holdan) |
Additional Crew
| Félix Acaso | ... | voice dubbing (uncredited) |
| José Luis Baltanás | ... | voice dubbing: Emilio Rodríguez (uncredited) |
| Ángel María Baltanás | ... | voice dubbing: Manuel de Blas (uncredited) |
| Rafael Calvo Revilla | ... | voice dubbing (uncredited) |
| Pilar Calvo | ... | voice dubbing (uncredited) |
| Irene Guerrero de Luna | ... | voice dubbing: Lili Murati (uncredited) |
| Celia Honrubia | ... | voice dubbing: Marilù Tolo (uncredited) |
| José Martínez Blanco | ... | voice dubbing (uncredited) |
| Jesús Nieto | ... | voice dubbing: Brett Halsey (uncredited) |
| Simón Ramírez | ... | voice dubbing: Alberto Dalbés (uncredited) |
| Claudio Rodríguez | ... | voice dubbing: Gérard Tichy (uncredited) |
| Selica Torcal | ... | voice dubbing: Romina Power (uncredited) |
| Joaquín Vidriales | ... | voice dubbing (uncredited) |