A series of inexplicable murders occur at a space research center. The only survivor is a doctor who claims to remember nothing. A group of men discover that "The Beast" has returned, and that it is an emissary from another planet, with strength superior to that of humans. Will they be able to destroy it in time?
Mario Almada
Luis Reynoso
Roberto Ballesteros
Guillermo Quintanilla
Perla Jasso
