Directed by
| Jesús Franco | ... | (as Jess Franco) |
Writing Credits
| Jesús Franco | ... | (screenplay) (Spanish version) (as David Khunne) (as A.L. Mariaux) |
| Georges Friedland | ... | (dialogue) (as George Freedland) |
Cast (in credits order)
| Christopher Lee | ... | Luis Morel | |
| Christopher Mitchum | ... | Derek Carpenter | |
| Richard Harrison | ... | Lt. Sparks (as Richard Harrisson) | |
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Cristina Higueras | ... | Linda |
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Henri Lambert | ... | Antonio (as Henry Lambert) |
| Alicia Moro | ... | Elena Barrios | |
| Brigitte Lahaie | ... | Moira Panella | |
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Daniel Katz | ... | Barrios |
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José Miguel García | ... | The Spy (as J.M. Marfa) |
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Frank Desmet | ||
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Trino Trives | ||
| Rest of cast listed alphabetically: | |||
| Carmen Carrión | ... | (uncredited) | |
| Antonio Mayans | ... | Dr. Meryl Ramos (uncredited) | |
Produced by
| Daniel Lesoeur | ... | producer (uncredited) |
| Tako Pezonaga | ... | producer |
Music by
| Louis Alborado | ||
Cinematography by
| Roger Fellous | ... | director of photography (as Roy Fellous) |
Editing by
| Lina Romay | ... | (as Rosa M. Almirall) |
Set Decoration by
| Jaclyn Freedland | ||
Costume Design by
| Annick Laine | ... | (as Ann Laynn) |
Makeup Department
| Mari Carmen Tomás | ... | makeup artist (as Mary C. Thomas) |
Production Management
| Marius Lesoeur | ... | production manager |
| Antonio Mayans | ... | unit production manager |
Second Unit Director or Assistant Director
| Ilona Kunesova | ... | assistant director |
Sound Department
| Jean-Claude Reboul | ... | sound (as J.C. Rebull) |
| Manuel Carrión | ... | foley artist (uncredited) |
Special Effects by
| Tom Anouk | ... | special effects (as Tom Annouk) |
Stunts
| Manuel Mann | ... | stunt coordinator |
Camera and Electrical Department
| José Luis Arcos | ... | gaffer (as Jose Arcos) |
| Frank Desmet | ... | camera operator |
| Enrique López Quesada | ... | assistant camera (as Henry L. Quesada) |
Script and Continuity Department
| Carmen Carrión | ... | script supervisor |
Additional Crew
| Stéphane Deplus | ... | helicopter footage |
| Juana Hernández | ... | press and promotion |
| Manuel Mann | ... | armorer |
| Hugo Mezcua | ... | production assistant |
| Christine Rapilly | ... | titles: Spanish version (as C. Rapilly) |
| Michael Ray | ... | titles |
