Directed by
| Manuel Mur Oti | ||
Writing Credits (in alphabetical order)
| Manuel Mur Oti | ... | (screenplay) |
| Manuel Mur Oti | ... | (story) |
| Manuel Tamayo | ... | (screenplay) |
| Manuel Tamayo | ... | (story) |
Cast (in credits order)
| Rolf Wanka | ... | Narrador | |
| Tony Soler | ... | Remedios, portera (as Toni Soler) | |
| Alicia Palacios | ... | Petra | |
| Antonio Vico | ... | Braulio | |
| Albert Lieven | ... | Enrique, compositor | |
| Lída Baarová | ... | Luisa | |
| Emma Penella | ... | Lola / Laura | |
| Katharina Mayberg | ... | Carmen | |
| Albert Hehn | ... | Damián | |
| Elisa Montés | ... | Isabel | |
| Vicente Parra | ... | Carlos, pintor | |
| Amparo Rivelles | ... | Magdalena | |
| José Suárez | ... | Pepe | |
| Amelia de la Torre | ... | Doña Engracia | |
| Fernando Nogueras | ... | Luis | |
| Félix Dafauce | ... | Doctor | |
| José Sepúlveda | ... | Encargado | |
| Ángel Ter | ... | Enfermero | |
| Pilar Sanclemente | ... | Pilarín (as Pilarín San Clemente) | |
 |
Lidia San Clemente | ... | Child (as Lydia San Clemente) |
| Bobby Deglané | ... | (voice) | |
|
|
Isabel Zamora | ... | (voice) |
| Rest of cast listed alphabetically: | |||
|
|
Goyo Lebrero | ... | Obrero de la construcción (uncredited) |
Music by
| Guillermo Cases | ||
Cinematography by
| Juan Mariné | ||
Editing by
| Antonio Gimeno | ||
Second Unit Director or Assistant Director
| Julio Buchs | ... | assistant director |
| Luis Ligero | ... | assistant director |
Additional Crew
| Félix Acaso | ... | voice dubbing: Albert Lieven (uncredited) |
| Bobby Deglané | ... | voice dubbing (uncredited) |
| Ana Díaz Plana | ... | voice dubbing: Amelia de la Torre (uncredited) |
| Elsa Fábregas | ... | voice dubbing: Emma Penella (uncredited) |
| Irene Guerrero de Luna | ... | voice dubbing: Lída Baarová (uncredited) |
| Mari Ángeles Herranz | ... | voice dubbing: Katharina Mayberg (uncredited) |
| Teófilo Martínez | ... | voice dubbing: Albert Hehn and Rolf Wanka (uncredited) |
| Isabel Zamora | ... | voice dubbing (uncredited) |
