Crew
JL
José Luis González de León
Director
Jack Hill
Director
Juan Ibáñez
Director
Juan Ibáñez
Writer
RD
Raúl Domínguez
Director of Photography
EC
Enrico C. Cabiati
Original Music Composer
Karl Schanzer
Writer
LE
Luis Enrique Vergara
Writer
Cast
Boris Karloff
Prof. John Mayer
Enrique Guzmán
Dr. Paul Rosten
Christa Linder
Laura
Maura Monti
Dr. Isabel Reed
Yerye Beirute
Thomas
TV
Tere Valez
Nancy
GM
Griselda Mejía
Prostitute
SK
Sergio Kleiner
Alien
MF
Mariela Flores
Deaf-mute victim
Tito Novaro
Gen. Nord
SV
Sergio Virel
Villager
Nathanael León
Villager
