Dr. Henry Jekyll experiments with scientific means of revealing the hidden, dark side of man and releases a murderer from within himself.
Mario Soffici
Ana María Campoy
Olga Zubarry
José Cibrián
Federico Mansilla
Panchito Lombard
Arsenio Perdiguero
Rafael Frontaura
Jesús Pampín
Rodolfo Crespi
Gloria Ferrandiz
Martha Atoche