Directed by
| José Luis Gamboa | ||
Writing Credits (in alphabetical order)
| Joaquín Calvo Sotelo | ... | (story "La cárcel infinita") |
| José Luis Gamboa | ||
| Gerard Morel | ||
Cast
| Asunción Balaguer | |||
 |
Fortunato García | ||
|
|
Ana Mari Laye | ||
| Silvia Morgan | |||
|
|
María Pardo | ||
| Francisco Rabal | |||
| Carlo Tamberlani | |||
Produced by
| Antônio de Córdoba | ... | producer |
Music by
| Napoleone Annovazzi | ||
Cinematography by
| Jaime Piquer | ||
Editing by
| Juan Pallejá | ||
Production Design by
| J.A. Solé Pujol | ||
Camera and Electrical Department
| Ricardo Albiñana | ... | second camera operator |