
85 minutes
7/11/1968
Blue Demon returns in one of his best adventures like Agent Zero, who this time is facing a criminal organization that attempts to poison the world with a deadly gas (whose formula is unknown). This time, Zero (Blue Demon) is the only one qualified to investigate and prevent Hans plans, the evil leader of the organization.
Alejandro Moreno
as Blue Demon

Carlos East
as Julio

Maura Monti
as Nora
Héctor Gómez
as Lafargue

Guillermo Zetina
as Major Albert

Bruno Rey
as Colonel Dawson

Carlos Nieto
as Robles
Chuck Anderson
as Professor Garfield

Alma Delia Fuentes
as Marcia

Ivan J. Rado
as Hans (as Jorge Rado)

Antonio Medellín
as Eric
Daniel Villaran
Joaquín 'Yaqui' Martínez
as Fuman

Eduardo MacGregor
as Professor Banizetti
John Kelly
as the English speaking Jeep
Ricardo Adalid
as Doctor (uncredited)

Farnesio de Bernal
as (uncredited)

Manuel Dondé
as Funebrero (uncredited)
Federico Falcón
as First secretary of embassy (uncredited)
Cavernario Galindo
as Luchador (uncredited)
Federico González
as Minion (uncredited)
Ella Laboriel
as (uncredited)
Fernando Osés
as Minion (uncredited)
Antonio «Pícoro» Padilla
as Anunciador de ring (uncredited)