Boris Karloff

Prof. John Mayer

Acting

Enrique Guzmán

Dr. Paul Rosten

Acting

Christa Linder

Laura

Acting

Maura Monti

Dr. Isabel Reed

Acting

Yerye Beirute

Thomas

Acting

Tere Valez

Nancy

Acting

Griselda Mejía

Prostitute

Acting

Sergio Kleiner

Alien

Acting

Mariela Flores

Deaf-mute victim

Acting

Tito Novaro

Gen. Nord

Acting

Sergio Virel

Villager

Acting

Nathanael León

Villager

Acting

Carlos León

Villager

Acting

Rosángela Balbó

Martha - mayor's wife

Acting

Julián de Meriche

Visiting Dignitary

Acting

Arturo Fernández

Acting