Directed by
| Jesús Franco | ||
Writing Credits
| Jesús Franco | ... | (screenplay) |
| Michael Loggan | ... | (based on a story by) |
Cast (in credits order) complete, awaiting verification
| Eddie Constantine | ... | Dan Leyton | |
| Diana Lorys | ... | Mrs. Janet Spokane | |
| Anita Höfer | ... | Marion (as Anita Hofer) | |
| Mary Paz Pondal | ... | Ilse | |
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Otto Stern | ... | Colonel Spokane |
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Marcelo Arroita-Jáuregui | ... | Gate Keeper Omar (as Marcelo Arroita) |
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Dina Loy | ... | Yasmina |
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Cris Huerta | ... | Willy |
| Lola Gaos | ... | Omar's Wife | |
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Héctor Quiroga | ... | Lt. Jimmy Smith |
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Nora Romo | ... | Dr. Lehmann |
| Antonio Jiménez Escribano | ... | General Chandler (as Antonio J. Escribano) | |
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Pilar Vela | ... | Mrs. Kovach |
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Gonzalo de Esquiroz | ... | Blond Hitman (as Gonzalo Esquiroz) |
| Tota Alba | ... | Commander Pendleton | |
| Rest of cast listed alphabetically: | |||
| Jesús Franco | ... | Casino Piano Player (uncredited) | |
| Patty Shepard | ... | Residence Girl (uncredited) | |
| Howard Vernon | ... | Radek (uncredited) | |
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Manuel Vidal | ... | The Bulgar Contact (uncredited) |
| Johanna von Koczian | ... | Residence Girl (uncredited) | |
Produced by
| Karl Heinz Mannchen | ... | associate producer (uncredited) |
| Jacques Willemetz | ... | producer (uncredited) |
Music by
| Odón Alonso | ||
Cinematography by
| Antonio Macasoli | ... | director of photography |
Editing by
| Magdalena Pulido | ||
Art Direction by
| Carlos Viudes | ||
Set Decoration by
| Antonio Simont | ||
Makeup Department
| Tomasa Benito | ... | assistant makeup artist |
| Manolita G. Fraile | ... | makeup artist (as Manuela García-Fraile) |
| Inés González | ... | hair stylist |
| Adolfo Ponte | ... | makeup artist |
Production Management
| Luis Laso | ... | production manager |
| Germán Quejido | ... | unit manager |
Second Unit Director or Assistant Director
| Luis Revenga | ... | assistant director |
Art Department
| Rafael Ablanque | ... | assistant set decorator |
| Tomás Fernández | ... | construction coordinator |
| Jesús Mateos | ... | furniture and props |
| Jesús Mateos | ... | furniture and props (as Jesus Mateos) |
| Germán Quejido | ... | property master (uncredited) |
Special Effects by
| Manuel Baquero | ... | special effects (as Manuel Baquero) |
Camera and Electrical Department
| Ricardo Andreu | ... | camera operator |
| Javier Argote | ... | second assistant camera |
| Enrique Montoya | ... | still photographer |
| Fernando Perrote | ... | assistant camera |
Costume and Wardrobe Department
| Cornejo | ... | wardrobe |
| Rosina Fernández | ... | costumer |
| Manuela Iglesias | ... | costumer |
Editorial Department
| María Luisa Soriano | ... | assistant editor (as Maruja Soriano) |
Script and Continuity Department
| Ángela Cristóbal | ... | script supervisor |
Additional Crew
| Ricardo Bonilla | ... | production assistant |
| Fernando Quejido | ... | second production assistant |
| Manuel Aguilera | ... | voice dubbing (uncredited) |
| Salvador Arias | ... | voice dubbing: Antonio Jiménez Escribano and Howard Vernon (uncredited) |
| Lola Cervantes | ... | voice dubbing: Tota Alba and Nora Romo (uncredited) |
| Benjamín Domingo | ... | voice dubbing: Otto Stern (uncredited) |
| Juana Ginzo | ... | voice dubbing: Anita Höfer (uncredited) |
| Ángela González | ... | voice dubbing (uncredited) |
| Luis María Lasala | ... | voice dubbing: Marcelo Arroita-Jáuregui/various (uncredited) |
| José Martínez Blanco | ... | voice dubbing: Eddie Constantine (uncredited) |
| Lola del Pino | ... | voice dubbing: Lola Gaos (uncredited) |
| Amália Rodrigues | ... | voice dubbing: Pilar Vela (uncredited) |
| Pedro Sempson | ... | voice dubbing: Cris Huerta (uncredited) |
| Paco Valladares | ... | voice dubbing: Héctor Quiroga (uncredited) |
