Santo vs. Doctor Death

Masked Mexican wrestler and superhero Santo plays private investigator, called in by government officials to investigate the mysterious vandalism of a high profile painting. With the help of his two counterparts, he uncovers the truth behind an art collector/chemist who may be murdering female models.

• 
  Rafael Romero Marchent
• 
  Mariano Canales
• 
  May Marqués
• 
  Carmen Salas

• 
  El Santo
  Santo
• 
  Carlos Romero Marchent
  Paul, Agent 9004
• 
  Helga Liné
  Sara, Mann's Assistant
• 
  George Rigaud
  Dr. Robert Mann
• 
  Antonio Pica
  Peter, Mann's Nephew
• 
  Mirta Miller
  Susan / Margaret Smith
• 
  Maribel Hidalgo
  Ester, the Blonde Model
• 
  Frank Braña
  Henchman
• 
  Lorenzo Robledo
  Henchman
• 
  Eduardo Calvo
  Museum Director
• 
  Eulalia del Pino
  Sabine, the Redhead Model
• 
  Betsabé Ruiz
  Margaret Smith
• 
  Mario Álex
• 
  Beni Deus
• 
  Emilio S. Espinosa
• 
  María De la Casa
  Vicky, the Black Hair Model
• 
  Pablo Blanco
• 
  José María Portillo
  (as José M. Portillo)
• 
  Gregorio McGregor
• 
  Simón Arriaga
  Henchman Felix