A mysterious killer has been strangling women in a variety theater, and the police decide to bring Santo into the investigation. Santo suspects the killer is hiding undercover as one of the theater employees and must discover his true identity before more women are murdered.
Santo, el Enmascarado de Plata
Laura
The Great Goudini
Lilian
Inspector Villegas
Irene
Javier
Jerry Marcos
Claudia
Julian Fiorelli
Strangler's Henchman (uncredited)
Wrestler (uncredited)
Ray
Odete
Corista rubia
Agente policía
Policía encubierto
Portero
Agente policía (as Salvador Terrova)
Empleado teatro (uncredited)
Espectador lucha libre (uncredited)
Luchador (uncredited)
Anunciador ring (uncredited)
Corista (uncredited
(uncredited)
