Anthropologist goes to small town to do field work supporting her theories about the primitive/subhuman origins of machismo.

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Main Cast: Miguel Aceves Mejía, América Alonso, Rosa de Castilla, Fernando Soto, Ángel Infante, José Baviera, Guillermo Álvarez Bianchi, Emilio Garibay, José Chávez, Salvador Terroba

Director: Miguel Morayta

Writer: Adolfo Torres Portillo

Editor:

Cinematographer: Agustín Jiménez

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