A spaceship from Earth lands on the planet Venus, and encounters a race of beings that the crew begins to suspect are descended from the lost city of Atlantis.
Norman Wooland
Dr. Ballantyne
Mandy Harper
Pat (as Amanda Coxell)
Robin Stewart
Jim
Robin Hunter
Peter
Patrick Kavanagh
Mike
Arnold Diamond
Imos
George Pastell
Kallas
Ferdy Mayne
Votan
Jackie Martin
Borlas
Zienia Merton
Marla
Tony Calvin
Joe
Robert Bruce
George