Género: Ciencia ficción, Aventura, Drama
Estrellas: John Archer, Warner Anderson, Tom Powers, Dick Wesson, Erin O'Brien-Moore, Steve Carruthers
Personal: Irving Pichel (Director), Robert A. Heinlein (Screenplay), George Pal (Producer), Alford Van Ronkel (Screenplay), James O'Hanlon (Screenplay), Lee Zavitz (Special Effects)
País: United States of America
Idioma: English
Estudio: George Pal Productions
Duración: 91 minutos
Calidad: HD
Lanzamiento: Jun 27, 1950
IMDb: 5.2