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María Félix as Sofía / Lena Kovach |
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Fernando Soler as Don Esteban Velasco |
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Tito Junco as Ernesto Serrano |
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Julián Soler as Dr. Mario Colina Vázquez |
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José Baviera as Luigi Martino |
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Ernesto Vilches as Medina |
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Carmelita González as Alicia |
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Fanny Schiller as Olga |
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Pepe Martínez as Jeweler |
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Armando Velasco as Sebastián, the butler |
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Nicolás Rodríguez as Martínez |
| Directing | Tito Davison | Director |
| Sound | Rodolfo Benítez | Sound |
| Writing | Xavier Villaurrutia | Writer |
| Writing | José Revueltas | Writer |
| Camera | Alex Phillips | Director of Photography |
| Writing | Tito Davison | Writer |
| Production | Gregorio Walerstein | Producer |
| Sound | Manuel Esperón | Original Music Composer |
| Editing | Mario González | Editor |
| Costume & Make-Up | Armando Valdés Peza | Costume Design |
| Art | José Rodríguez Granada | Production Design |
