Directed by
| Federico Aicardi | ... | (as Frederic Aycardi) |
| Tulio Demicheli | ||
Writing Credits (in alphabetical order)
| José Luis Bayonas | ... | (screenplay) (as José de la Bayonas) |
| Lewis E. Ciannelli | ... | (dialogue: English version) |
| Juan Cobos | ... | (screenplay) |
| Tulio Demicheli | ||
| Jesús Franco | ... | (story) (as David Khunne) |
| Monica Venturini | ... | (screenplay) (as Mónica Felt) |
Cast (in credits order)
| Brett Halsey | ... | George Farrell, agent 077 | |
| Marilù Tolo | ... | Terry Brown, 077's partner | |
| Fernando Rey | ... | Agent of the New World Organization | |
| Jeanne Valérie | ... | Olga | |
| Alfredo Mayo | ... | Losky | |
| Daniel Ceccaldi | ... | Robert Scott | |
 |
Francesca Rosano | ... | Moira Johnson |
| Irán Eory | ... | George's Lover | |
|
|
Barbara Nelli | ... | Pamela |
| Erika Blanc | ... | Ragazza in bikini (as Erica Bianchi) | |
|
|
Ángel Terrón | ||
| Rafael Bardem | |||
| Rest of cast listed alphabetically: | |||
|
|
María de las Rivas | ||
|
|
Miguel Palenzuela | ||
|
|
María de la Riva | ||
|
|
Vicente Roca | ||
| George Nader | ... | Drunk entering hotel-room (uncredited) | |
Produced by
| Federico Aicardi | ... | producer |
| Tulio Demicheli | ... | producer |
Music by
| Jesús Franco | ... | (as Jess Frank) |
| Daniel White | ||
Cinematography by
| Angelo Lotti | ||
Editing by
| Magdalena Pulido | ||
Set Decoration by
| Antonio Simont | ||
Makeup Department
| Emilio Puyol | ... | makeup artist |
Second Unit Director or Assistant Director
| José Luis Pérez Tristán | ... | assistant director |
Sound Department
| Lewis E. Ciannelli | ... | dubbing director: English version |
