After landing on a mysterious planet, a team of astronauts begin to turn on each other, swayed by the uncertain influence of the planet and its strange inhabitants.
Genre: Adventure, Horror, Science Fiction Actors: Alberto Cevenini, Ángel Aranda, Barry Sullivan, Evi Marandi, Federico Boido, Fernando Villena, Franco Andrei, Ivan Rassimov, Mario Morales, Massimo Righi, Norma Bengell, Stelio Candelli, Vito Fasano Directors: Mario Bava Production: American International Pictures, Castilla Cooperativa Cinematográfica, Italian International Film
