Someone who wears a blue mask, is squat and has giant hands are killing people and stealing jewelry and money. The witnesses are afraid to talk, despite the detective understands that the clues point to his friend Blue Demon. This is actually an evil plan hatched by the Count and a fighter called ' The Cossack ', taking revenge on Blue. In both the real Blue Demon campaign starts with his secretary and a detective to unravel the mystery.
Blue Demon
as Blue Demon
Armando Silvestre
as Inspector Ponce
Germán Valdés
as Tin Tan
Teresa Velázquez
as Ivette
Gina Romand
as Mabel
Polo Ortín
as Inspector Rocha
Federico Falcón
as Guillermo
Jorge Patiño
as El rengo
Jorge Mateos
as Entrenador
Agustín Fernández
as Encargado del billar
Carlos Rotzinger
as
Marcelo Villamil
as
