Directed by
| Ladislao Vajda | ||
Writing Credits
| Antonio de Lara | ... | (story) (as Tono) and |
| Enrique Llovet | ... | (story) (as Llovet) |
| Georges Simenon | ... | (novel) (uncredited) |
Cast (in credits order)
| Milú | ... | Ninon | |
| Guillermo Marín | ... | Don César | |
| Manolo Morán | ... | Detective Castro | |
| Fernando Nogueras | ... | El Señorito | |
| Juana Mansó | ... | Marquesa (as Juanita Manso) | |
| Tony Leblanc | ... | Luis | |
| Irene Gutiérrez Caba | ... | Cielo (as Irene Gutiérrez Alba) | |
| Irene Caba Alba | ... | Sra. Paula | |
| Julia Caba Alba | ... | Vecina | |
 |
Amelia Carrascal | ... | Otra vecina |
|
|
Manuel San Román | ... | Policía |
| Rafael Bardem | ... | Comisario (as Rafael Barden) | |
| Fernando Aguirre | ... | Vecino invitado por Castro | |
| Manuel Requena | ... | Tabernero (as José Requena) | |
| Antonio Riquelme | ... | Hombre en taberna | |
|
|
Consuelito Jacome | ... | Niña (as Consuelito Jácome) |
| Santiago Rivero | ... | Marino | |
| Rest of cast listed alphabetically: | |||
| Isabel de Castro | |||
Produced by
| Luis Dias-Amado | ... | line producer |
Music by
| Jesús García Leoz | ... | (as Jesús G. Leoz) |
Cinematography by
| Willy Goldberger | ... | (as Guillermo Golberge) (indoors) |
| Heinrich Gärtner | ... | (as Enrique Guerner) (outdoors) |
| Cecilio Paniagua | ... | (outdoors) |
Editing by
| Juan J. Doria | ... | (as Juan Doria) |
Set Decoration by
| Sigfrido Burmann | ... | (as Sigfrido Burmam) |
Second Unit Director or Assistant Director
| Ramón Plana | ... | assistant director (as Ramon Planas) |
Art Department
| Emilio Ruiz de Castroviejo | ... | construction coordinator (as Emilio R. Castroviejo) |
Sound Department
| Juan Campos | ... | assistant sound |
| Enrique Lajara | ... | assistant sound |
| Felipe Sáez Barea | ... | sound (as Felipe Saenz) |
Camera and Electrical Department
| Alfredo Carrero | ... | camera operator |
| Godofredo Pacheco | ... | still photographer |
Script and Continuity Department
| María Teresa Ramos | ... | script supervisor (as Mª Teresa Ramos) |
Additional Crew
| Octavio Fernández Roces | ... | advisor (as Octavio F-Roces) |
| Abelardo García | ... | production assistant |
| Alfredo Ruescas | ... | production assistant |
