Directed by
| Francisco Macián | ... | (as Francisco Macian) |
Writing Credits (in alphabetical order)
| Francisco Macián | ... | (written by) (as Francisco Macian) |
Cast (in credits order)
| Fernando Sancho | ... | Profesor Ulop | |
| Pedro Díez del Corral | ... | Peter (as Pedro Diez del Corral) | |
 |
Pat Johnson | ... | Helen |
|
|
William Layton | ... | Dean |
|
|
Jaime Casals | ... | Paciente |
| Rest of cast listed alphabetically: | |||
|
|
Eva Robin | ||
Produced by
| Esteban Pallarés | ... | executive producer (as Esteban Pallares) |
Music by
| Stelvio Cipriani | ||
Cinematography by
| Luis Cuadrado | ... | director of photography: live action |
Editing by
| Ramon Quadreny | ||
Production Design by
| Enrique Garriga | ||
Art Direction by
| Enrique Garriga | ||
Set Decoration by
| Enrique Garriga | ||
Makeup Department
| Ascensión Hernández | ... | assistant makeup artist (as Ascension Hernandez) |
| Pascual Iranzo | ... | hair stylist |
| José Marqués Damaret | ... | special makeup effects artist (as J. Marques Damaret) |
| Carmen Menchala | ... | makeup artist |
| Elisenda Villanueva | ... | special makeup effects artist (as Elisenda de Villanueva) |
Production Management
| Jaime Fuentes | ... | unit manager |
| Juan Torres | ... | production manager |
Second Unit Director or Assistant Director
| José Ulloa | ... | assistant director |
Art Department
| Jaime Fuentes | ... | property master (as Jaime Fuentes Royo) |
Special Effects by
| Alfredo Segoviano | ... | special effects |
| Gilberto Soriano | ... | special effects |
Visual Effects by
| Jesús Blasco | ... | visual effects designer (as Jesus Blasco) |
Camera and Electrical Department
| Manel Muntaner | ... | still photographer (as Manuel Muntaner) |
| Santiago Rodríguez | ... | camera operator (as Santiago Rodriguez) |
| Santiago Zuazo | ... | assistant camera (as Santiago Zuazu) |
Animation Department
| Gilberto Soriano | ... | director of photography: M-Tecnofantasy |
Costume and Wardrobe Department
| Ana Pedrola | ... | costumer |
| José Trullas | ... | wardrobe (as Jose Trullas) |
Editorial Department
| Susana Lemoine | ... | assistant editor |
Script and Continuity Department
| María Teresa Font | ... | script supervisor (as Ma. Teresa Font) |
Additional Crew
| Miguel Peiró | ... | acting advisor (as Miguel Peiro) |
| Alicia Soriano | ... | production coordinator |
| José Ulloa | ... | filming coordinator (as Jose Ulloa) |
| Enrique Uviedo | ... | production assistant |
