Dr. Henry Jekyll experiments with scientific means of revealing the hidden, dark side of man and releases a murderer from within himself.

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Main Cast: Mario Soffici, Ana María Campoy, Olga Zubarry, José Cibrián, Federico Mansilla, Panchito Lombard, Arsenio Perdiguero, Rafael Frontaura, Jesús Pampín, Rodolfo Crespi

Director: Mario Soffici

Writers: Carlos Marín, Ulyses Petit de Murat, Mario Soffici

Editor:

Cinematographer: Antonio Merayo

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