An industrialist's son becomes part of the communist party.

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Main Cast: Alfonso De Grazia, Julia Sandoval, Teresa Blasco, Julio De Grazia, Pedro Laxalt, Carlos Cores, Osvaldo Terranova, Alberto Bello, Homero Cárpena, Josefa Goldar

Director: Emilio Vieyra

Writer: Abel Santacruz

Editors: Óscar Esparza, José Cardella

Cinematographer: Julio C. Lavera

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