as Dr. Sepúlveda
as Professor Soler
as Arena Owner
as Cugat
as Police Chief
as Comandante
as Fiscal (uncredited)
as Old Scientist
as Marinero Italiano
as Mario Arévalo
as Don Ramón Cifuentes
as Boris
as Prof. Rafael Petra Santa
as Acébal
as Don Cefe
as Ramón Mendecochea
as Silverio
as Luis
as Sacerdote
as Pacomio Rodríguez
as Landeros
as Chairman of Scientific Society
as Dr Enrique Conde
as Guillermo
as Esposo de Rosario
as Doctor anciano
as (uncredited)
as Hipolito Gutierrez
as Fray Pedro
as Ugo Brunelli
as The Doctor
as Abuelo de Valentín
as Prof. Luis Cristaldi
as Tata
as o. A.
as Don Carlos
as Marcos (cantinero)
as Inspector
as Fermín Mendoza
as Doctor
as Don Ramón
