Directed by
| José María Elorrieta | ||
Writing Credits (in alphabetical order)
| José María Elorrieta | ... | (screenplay) |
| José María Elorrieta | ... | (story) |
Cast (in credits order)
| Maria Perschy | ... | María | |
| Sancho Gracia | ... | Doctor | |
 |
Betsabé Ruiz | ... | Nicole |
| Víctor Barrera | ... | (as Víctor Alcázar) | |
|
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María Dolores Tovar | ... | Elena O'Hara (as Mª Dolores Tovar) |
|
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Ernesto Vañes | ... | Iván |
|
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Ramón Lillo | ... | Joe |
|
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Titania Clement | ||
| Maritza Olivares | ... | Elena (as May Oliver) | |
|
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Aramis Ney | ... | Charly Reed |
| Rest of cast listed alphabetically: | |||
|
|
Loreta Tovar | ||
| José Martínez Blanco | ... | Voz portero (uncredited) | |
Music by
| Federico Contreras | ||
| Javier Elorrieta | ||
Cinematography by
| Pablo Ripoll | ||
Editing by
| María Luisa Soriano | ||
Production Management
| Alfredo Teja | ... | general production manager |
| José Villafranca | ... | production manager |
Art Department
| Manuel Rincón | ... | property master |
Camera and Electrical Department
| José F. Ariznavarreta | ... | second operator |
| Francisco Frutos | ... | still photographer |
| Luis Muñoz Alcolea | ... | assistant camera |
Costume and Wardrobe Department
| María Luisa Bernedo | ... | seamstress |
Editorial Department
| María Luisa Soriano | ... | assistant editor |
Additional Crew
| Ángel María Baltanás | ... | voice dubbing: Aramis Ney (uncredited) |
| Héctor Cantolla | ... | voice dubbing: Sancho Gracia (uncredited) |
| Roberto Cuenca Martínez | ... | voice dubbing (uncredited) |
| Pilar Gentil | ... | voice dubbing: María Dolores Tovar (uncredited) |
| Delia Luna | ... | voice dubbing: Betsabé Ruiz (uncredited) |
| José Martínez Blanco | ... | voice dubbing: Vic Winner/various (uncredited) |
| Eduardo Moreno | ... | voice dubbing: Ernesto Vañes/various (uncredited) |
| Manuel Peiró | ... | voice dubbing: Ramon Lilló (uncredited) |
| Mayte Santamarina | ... | voice dubbing: Maria Perschy (uncredited) |
