Directed by
| Juan Piquer Simón | ||
Writing Credits (in alphabetical order)
| Joaquín Grau | ||
| Juan Piquer Simón | ||
| Jules Verne | ... | (novel) |
Cast (in credits order)
| Ian Serra | ... | Mark (as Ian Sera) | |
| Patty Shepard | ... | Mrs. Weldom | |
| Frank Braña | ... | Van Hassel (as Frank Brana) | |
| Aldo Sambrell | ... | Negoro | |
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Daryl Tynan-Fahey | ... | Benedito |
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Gasphar Ipua | ... | Hércules |
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Ricardo Díaz | ... | Harris |
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Mimi Roman | ... | Molna |
| Luis Barboo | |||
| Gérard Tichy | ... | Capitán Hull | |
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Jaime Segura | ||
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Francisca Bamishe | ||
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A. Nicolas Bura | ||
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Jaime Johnson | ... | (as Jimmy Johnson) |
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Juan Carlos Alarios | ... | (as Charly Alario) |
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Ramón C. Franco | ||
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Eddy Munoz | ||
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Manuel Gómez-Álvarez | ... | (as Manuel Gomez Alvarez) |
| Moreno López | |||
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Paco Alvez | ||
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Casimiro Roy | ||
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Flavia Zarzo | ... | Jenny |
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Gabriel Jiménez | ... | Dick Sand (as Gaby Jimenez) |
| Rest of cast listed alphabetically: | |||
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Ramón Langa | ||
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Emilio Linder | ... | Portuguese army officer |
Produced by
| Alfredo Casado | ... | executive producer |
| Juan Piquer Simón | ... | executive producer (as Juan Piquer) |
Music by
| Alfonso Agullo | ||
| Alejandro Monroy | ||
| Carlos Villa | ||
Cinematography by
| Juan Mariné | ||
Editing by
| Antonio Gimeno | ||
Makeup Department
| Pedro Camacho | ... | makeup artist |
Production Management
| Manuel Sánchez | ... | production manager |
Second Unit Director or Assistant Director
| Ricardo Walker | ... | assistant director |
Art Department
| Juan Jesús Escudero | ... | set furnishings |
| Gonzalo Gonzalo | ... | models |
Sound Department
| Luis Castro | ... | sound effects |
| Eduardo Fernández | ... | sound engineer (as Eduardo Fernandez) |
Special Effects by
| Basilio Cortijo | ... | mechanical special effects |
Visual Effects by
| Emilio Ruiz del Río | ... | visual effects (as Emilio G. Ruiz) |
Camera and Electrical Department
| Ricardo Navarrete | ... | camera operator |
| Manuel Pinilla | ... | still photographer |
Script and Continuity Department
| Isabel Ruiz Capillas | ... | script girl (as Maribel Ruiz-Capillas) |
Additional Crew
| Carlos Crevillen | ... | production assistant |
| Nani Fernández | ... | production assistant |
| Carmen Ortega | ... | production assistant |
| Carlos Sanz | ... | production assistant |
| Enrique Verdu | ... | dog trainer (as Enrique Verdú) |
| Héctor Cantolla | ... | voice dubbing: Ramón Langa (uncredited) |
| José Carabias | ... | voice dubbing (uncredited) |
| Rafael de Penagos | ... | voice dubbing: Daryl Tynan-Fahey (uncredited) |
| Daniel Dicenta | ... | voice dubbing: Ricardo Díaz (uncredited) |
| Javier Dotú | ... | voice dubbing: Ian Sera (uncredited) |
| Antonio García Moral | ... | voice dubbing: Gasphar Ipua (uncredited) |
| José Guardiola | ... | voice dubbing: Frank Braña (uncredited) |
| Eduardo Jover | ... | voice dubbing: Gabriel Jiménez (uncredited) |
| José Martínez Blanco | ... | voice dubbing (uncredited) |
| Julio Núñez | ... | voice dubbing: Aldo Sambrell (uncredited) |
| Claudio Rodríguez | ... | voice dubbing: Gérard Tichy (uncredited) |
| María Luisa Rubio | ... | voice dubbing: Patty Shepard (uncredited) |
| Ana María Saizar | ... | voice dubbing (uncredited) |
