Directed by
| Luciano Ercoli | ||
Writing Credits
| Ernesto Gastaldi | ... | (story) and |
| Mahnahén Velasco | ... | (story) (as May Velasco) and |
| Dino Verde | ... | (story) |
| Ernesto Gastaldi | ... | (screenplay) and |
| Mahnahén Velasco | ... | (screenplay) (as May Velasco) |
Cast (in credits order)
| Frank Wolff | ... | Dr. Robert Matthews | |
| Nieves Navarro | ... | Nicole Rochard (as Susan Scott) | |
| Simón Andreu | ... | Michel Aumont (as Simon Andreu) | |
| Carlo Gentili | ... | Inspector Baxter | |
| Jorge Rigaud | ... | Captain Lenny (as George Rigaud) | |
| José Manuel Martín | ... | Smith (as J. Manuel Martin) | |
 |
Fabrizio Moresco | ... | Bergson |
| Luciano Rossi | ... | Hallory | |
| Claudie Lange | ... | Vanessa Matthews | |
| Rest of cast listed alphabetically: | |||
| Osvaldo Genazzani | ... | Jack (uncredited) | |
| Daniela Giordano | ... | Ragazza nel night (uncredited) | |
|
|
Manuel Muñiz | ... | Philip (uncredited) |
|
|
Rachela Pamenti | ... | Peggy (uncredited) |
Produced by
| Luciano Ercoli | ... | producer |
| Alberto Pugliese | ... | producer |
Music by
| Stelvio Cipriani | ||
Cinematography by
| Fernando Arribas | ... | director of photography |
Editing by
| Angelo Curi | ||
| Pedro del Rey | ... | (as Pedro Del Rey) |
Art Direction by
| Osanna Guardini | ||
Set Decoration by
| Juan Alberto Soler | ... | (as Juan Alberto) |
Costume Design by
| Osanna Guardini | ||
Makeup Department
| Franco Di Girolamo | ... | makeup artist |
Production Management
| Antonio Negri | ... | production manager |
| Giuliano Principato | ... | unit production manager |
| Isidre Prous | ... | unit production manager (as Isidro Prous) |
Second Unit Director or Assistant Director
| Luigi Olivieri | ... | assistant director |
| Mahnahén Velasco | ... | assistant director (as May Velasco) |
Art Department
| Giuseppe Scalisi | ... | assistant art director |
Sound Department
| Raffaele Benedetti | ... | sound recordist |
| Amedeo Casati | ... | sound |
| Romano Pampaloni | ... | sound mixer |
Special Effects by
| Antonio Molina | ... | special effects |
Camera and Electrical Department
| Alessandro D'Eva | ... | director of photography: second unit |
| Juan Prous | ... | assistant camera |
Editorial Department
| Maria Pia Appetito | ... | assistant editor |
Music Department
| Stelvio Cipriani | ... | conductor |
| Nora Orlandi | ... | vocal soloist |
Script and Continuity Department
| María Teresa Font | ... | script supervisor |
Additional Crew
| María Teresa Font | ... | production secretary |
| Corrado Gaipa | ... | voice dubbing: George Rigaud (uncredited) |
| Benita Martini | ... | voice dubbing: Claudie Lange (uncredited) |
| Giancarlo Sbragia | ... | voice dubbing: Frank Wolff (uncredited) |
| Renato Turi | ... | voice dubbing: Carlo Gentili (uncredited) |
