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Paola Barbara as Mary Holbein |
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Alfredo Mayo as Raúl Pituá |
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Mary Delgado as Ellen Fontany |
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José Nieto as Abogado defensor |
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Alicia Palacios as Ana Braun |
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Raúl Cancio as Ingeniero Guillermo Holbein |
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Ramón Martori as Fiscal |
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José María Lado as Bestia |
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Nicolás D. Perchicot as Señor Fontany |
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Porfiria Sanchiz as Marta Fortany |
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Mary Santpere as Katherine Smith |
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Regina Ley as |
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José Prada as Doctor Stenger |
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Aníbal Vela as Juez |
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Juan Vázquez as Gerardo Saint-Maurice |
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Matilde Artero as Tía Natalia |
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Anita Bass as |
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Francisco Delgado Tena as Ricardo Holbein |
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Fernando Aguirre as Alguacil (uncredited) |
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José Ramón Giner as Animal (uncredited) |
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Santiago Rivero as Víctor, el chófer (uncredited) |
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José María Rodríguez as Funcionario de la Beneficencia (uncredited) |
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Lolita Valcárcel as Berta (uncredited) |
| Directing | Florián Rey | Director |
| Writing | Rogelio Perioult | Writer |
| Sound | Rafael Martínez | Music |
| Camera | José F. Aguayo | Director of Photography |
| Editing | María Paredes | Editor |
| Art | Francisco Canet Cubel | Set Decoration |
| Costume & Make-Up | Antonio Florido | Makeup Artist |
| Production | Ángel Rosson y Rubio | Production Manager |
| Directing | Fernando Palacios | Assistant Director |
| Art | Francisco Canet Cubel | Construction Coordinator |
| Sound | Antonio Alonso | Sound |
| Camera | Rafael Pacheco | Still Photographer |
| Camera | Jesús Rosellón | Assistant Camera |
| Camera | Francisco Sempere | Camera Operator |
| Directing | María Ángeles Castro | Script Supervisor |
