Boris Karloff
Prof. John Mayer
Cast (16)
Enrique Guzmán
Dr. Paul Rosten
Christa Linder
Laura
Maura Monti
Dr. Isabel Reed
Yerye Beirute
Thomas
Tere Valez
Nancy
Griselda Mejía
Prostitute
Sergio Kleiner
Alien
Mariela Flores
Deaf-mute victim
Tito Novaro
Gen. Nord
Sergio Virel
Villager
Nathanael León
Villager
Carlos León
Villager
Rosángela Balbó
Martha - mayor's wife
Julián de Meriche
Visiting Dignitary
Arturo Fernández
Crew (19)
Jack Hill
Director
José Luis González de León
Director
Juan Ibáñez
Director
Juan Ibáñez
Writer
Raúl Domínguez
Director of Photography
Enrico C. Cabiati
Original Music Composer
Antonio Ramírez
Makeup Artist
Enrique Gordillo
Special Effects
Octavio Ocampo
Art Direction
Vicente Tostado
Costume Design
Luis Enrique Vergara
Writer
Luis Enrique Vergara
Producer
Raúl J. Casso
Editor
Austin McKinney
Director of Photography
Raúl Cárdenas
Set Decoration
Maria Elena Ortiz
Hairstylist
José Luis Cerrada
Production Manager
Karl Schanzer
Writer
José Méndez
Art Direction