The people of Moonbase Alpha are suprised by the sudden appearance in their midst of a man named Magus, who claims he was responsible for the moon's ceasing to move so he could speak to the Alphans. Magus says he has created a planet that is the equivalent of a second Eden and transports Koenig, Tony, Maya and Dr. Russell there for them to see the world. However, the four quickly learn the real truth behind the sights that they see and the peril they face.
Elenco: Martin Landau , Barbara Bain , Catherine Schell , Barry Morse , Tony Anholt , Nick Tate , Prentis Hancock , Zienia Merton , Clifton Jones , Anton Phillips .