 |
José Luis López Vázquez as Ramiro Peláez |
 |
Esperanza Roy as Blanca, la mujer de Ramiro |
 |
Pepe Rubio as Héctor Villarreal, novelista |
 |
Josele Román as Mónica, la criada amnésica |
 |
Rafael Alonso as Camilo |
 |
Valeriano Andrés as Dr. Anastasio Fonseca |
 |
Mary Paz Pondal as Dora, la mujer de Camilo |
 |
Manuel Alexandre as Sr. Perales, el profesor |
 |
Margot Cottens as Doña Úrsula 'Tita', tía de Camilo |
 |
Santiago Ontañón as Don Félix |
 |
Lone Fleming as Anita, la criada |
 |
Luis Giménez as |
|
Paquita Villalba as Nina, la protegida de Don Félix |
 |
Simón Ramírez Fernández as Héctor Villareal (voice) (uncredited) |
| Directing | Pedro Lazaga Sabater | Director |
| Writing | Pedro Lazaga Sabater | Writer |
| Writing | Luis G. de Blain | Writer |
| Writing | Enrique Jardiel Poncela | Writer |
| Sound | Antón García Abril | Music |
| Camera | Manuel Rojas | Director of Photography |
| Editing | Alfonso Santacana | Editor |
| Costume & Make-Up | Alejandro Millón | Assistant Makeup Artist |
| Costume & Make-Up | Consuelo Zahonero | Hairstylist |
| Production | Francisco Lara Polop | Production Manager |
| Directing | José Luis Pérez Tristán | Assistant Director |
| Camera | Luis E. Ibáñez | Still Photographer |
| Camera | Miguel Agudo | Camera Operator |
| Camera | Eduardo Pérez Climent | Assistant Camera |
| Editing | Alicia Castillo | Assistant Editor |
| Editing | Pilar Millán | Assistant Editor |
| Production | Francisco García Gárgoles | Production Assistant |
