Trailer
 | Consuelo Frank as Magdalena |
 | Jorge Vélez as Federico / Friedric |
 | Rosita Arriaga as Frau Dressel |
 | Ramón Armengod as Gonzalo Ramirez |
 | Julián Soler as Rodolfo / Rudolph |
 | Manuel Tamés as Hans |
| Liebe Wolf as Helga Petersen |
| Rodolfo Calvo as Sr. Orellana (uncredited) |
| Enrique Carrillo as Policía (uncredited) |
 | Esther Fernández as Empleada oficina (uncredited) |
 | Carlos López as Sirviente de Gonzalo (uncredited) |
 | Fernando Wagner as Invitado alemán fiesta (uncredited) |
| Production | |
| Fernando de Fuentes | Producer |
Camera | |
| Alex Phillips | Director of Photography |
Production | |
| Paul Castelain | Production Manager |
Sound | |
| Juan S. Garrido | Original Music Composer |
Camera | |
| Ross Fisher | Director of Photography |
Editing | |
| Fernando de Fuentes | Editor |
Writing | |
| Fernando de Fuentes | Writer |
Directing | |
| Mario de Lara | Assistant Director |
Art | |
| Francisco Gómez Palacio | Art Direction |
Directing | |
| Fernando de Fuentes | Director |
Sound | |
| José B. Carles | Sound |
Camera | |
| Agustín P. Delgado | Camera Operator |
Directing | |
| Matilde Landeta | Script Supervisor |
