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Arturo de Córdova as Juan Carlos Lozano |
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Carmen Molina as Ana Maria |
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Miguel Ángel Ferriz Sr. as Dr. Eugenio Britel |
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Queta Lavat as Rosa Martínez |
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Chela Campos as Cantante |
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Fernando Galiana as Detective en Guadalajara |
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Armando Sáenz as Novio de Rosa |
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Ramón Sánchez as Hampón en cabaret |
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Kika Meyer as Prostituta asesinada |
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Wolf Ruvinskis as El Monstruo |
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Julio Daneri as Jefe de Detectives |
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Matilde Palou as Madre de Juan Carlos |
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Josefina Burgos as (uncredited) |
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Gregorio Acosta as Hombre en cabaret (uncredited) |
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Emilio Garibay as Hombre en cabaret (uncredited) |
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Juan Orraca as Hombre en cabaret (uncredited) |
| Directing | Juan Bustillo Oro | Director |
| Writing | Juan Bustillo Oro | Writer |
| Production | Juan Bustillo Oro | Producer |
| Production | Gonzalo Elvira | Producer |
| Sound | Raúl Lavista | Original Music Composer |
| Camera | Jorge Stahl Jr. | Director of Photography |
| Editing | Jorge Bustos | Editor |
| Art | Javier Torres Torija | Production Design |
| Costume & Make-Up | Elda Loza | Makeup Artist |
| Directing | Valerio Olivo | Assistant Director |
| Art | Alberto Ladrón de Guevara | Production Design |
| Sound | José B. Carles | Sound Recordist |
| Camera | Horacio Calvillo | Camera Operator |
| Camera | Carl Carvahal | Camera Operator |
| Camera | León Sánchez | Camera Operator |
| Editing | Antonio Bustos | Editorial Coordinator |
| Editing | Joaquín Ceballos | Assistant Editor |
| Sound | Jesús González Gancy | Sound Recordist |
| Crew | William W. Claridge | Other |
| Directing | Antonio Mendoza | Script Supervisor |
| Production | José Alcalde | Production Manager |
