Trailer
Cast
Nick Tate
Captain Alan Carter
Roy Dotrice
Commissioner Gerald Simmons
Anthony Valentine
Male Alien
Martin Landau
Commander John Koenig
Barbara Bain
Doctor Helena Russell
Isla Blair
Female Alien
Clifton Jones
David Kano
Prentis Hancock
Paul Morrow
Philip Madoc
Commander Anton Gorski
Eric Carte
Eddie Collins
Patrick Allen
Luna Commission Chairman
Barry Morse
Professor Victor Bergman
Zienia Merton
Sandra Benes
Lon Satton
Benjamin Ouma