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Teresa Velázquez as Emma |
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César del Campo as Dr. Lauro Jiménez |
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Roberto G. Rivera as Comisario Rogelio García |
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Elizabeth Campbell as Jane |
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Joaquín García Vargas as Valentino (Chaparro) |
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Quintín Bulnes as Wilson |
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Jorge Mondragón as Marcos (cantinero) |
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Jorge Russek as Martín García |
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Pedro Galván as Rocky Shane |
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Julián de Meriche as Hombre en cantina |
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Emilio Garibay as Hermano Martínez |
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Saturnino Guzmán as Kid Smith |
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Carlos Cortés as Sam Smith |
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Alfonso Arnold as Guillermo (hermano de Rogelio) |
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René Barrera as Carcelero |
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Agustín Fernández as Huaco |
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Jesús Gómez Murguía as Hermano Martínez |
| Production | Guillermo Calderón | Producer |
| Directing | Benito Alazraki | Director |
| Production | Roberto G. Rivera | Production Manager |
| Editing | Jorge Bustos | Editor |
| Writing | Alfredo Salazar | Writer |
| Writing | Rafael García Travesí | Adaptation |
| Writing | Roberto G. Rivera | Adaptation |
| Camera | Enrique Wallace | Director of Photography |
| Sound | Antonio Díaz Conde | Music |
| Art | José Rodríguez Granada | Production Design |
| Art | Ernesto Carrasco | Decorator |
| Costume & Make-Up | Felisa Ladrón de Guevara | Makeup Artist |
| Directing | Miguel Ángel Madrigal | Assistant Director |
| Sound | José Li-ho | Sound Editor |
| Sound | James L. Fields | Sound Supervisor |
| Sound | Eduardo Arjona | Dialogue Editor |
| Crew | Antonio Muñoz Ravelo | Special Effects |
| Crew | Juan Muñoz Ravelo | Special Effects |
| Editing | Joaquín Ceballos | Assistant Editor |
