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Marga López as Mercedes Gómez |
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Miguel Inclán as Lupe López |
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Rodolfo Acosta as Paco |
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Roberto Cañedo as Roberto |
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Mimí Derba as Señora directora |
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Carlos Múzquiz as Dueño cabaret |
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Fanny Schiller as Señorita prefecta |
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Estela Matute as Cabaretera; Amante de Paco |
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Silvia Derbez as Beatriz Gómez |
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Luis Aceves Castañeda as Complice de Paco (uncredited) |
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Francisco Reiguera as Complice de Paco (uncredited) |
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Stephen Berne as Hombre en cabaret (uncredited) |
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Rogelio Fernández as Hombre en cabaret (uncredited) |
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Regino Herrera as Hombre en cabaret (uncredited) |
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Irma Dorantes as Estudiante (uncredited) |
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Magdalena Estrada as Cabaretera (uncredited) |
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Maruja Grifell as Profesora (uncredited) |
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Ana María Hernández as Profesora (uncredited) |
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Héctor Mateos as Mesero (uncredited) |
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Enriqueta Reza as Vendedora de flores (uncredited) |
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Humberto Rodríguez as Velador (uncredited) |
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José Torvay as Policía (uncredited) |
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Hernán Vera as Gerente hotel (uncredited) |
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Ignacio Villalbazo as Superintendente (uncredited) |
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Ana María Villaseñor as |
| Writing | Mauricio Magdaleno | Story |
| Directing | Emilio Fernández | Director |
| Production | Fernando Marcos | Executive Producer |
| Editing | Gloria Schoemann | Editor |
| Directing | Felipe Palomino | Assistant Director |
| Sound | Antonio Díaz Conde | Music |
| Production | Salvador Elizondo | Producer |
| Camera | Gabriel Figueroa | Director of Photography |
| Art | Jesús Bracho | Production Design |
| Production | Alberto A. Ferrer | Production Manager |
| Lighting | Daniel López | Lighting Technician |
| Directing | Manuel Alcayde | Script Supervisor |
| Camera | Ignacio Romero | Camera Operator |
| Sound | José de Pérez | Sound Re-Recording Mixer |
| Sound | Rodolfo Solís | Sound Recordist |
| Camera | Pablo Ríos | First Assistant Camera |
| Costume & Make-Up | Ana Guerrero | Makeup Artist |
| Costume & Make-Up | María E. Salazar | Hairstylist |
| Writing | Emilio Fernández | Screenplay |
