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.

• Cinematográfica Pelimex
• Oro Films
• El Santo
• Carlos Romero Marchent
• Helga Liné
• George Rigaud
• Antonio Pica
• Mirta Miller
• Maribel Hidalgo
• Frank Braña