A starship crew in the 23rd century goes to investigate the silence of a distant planet's colony, only to find just two survivors, a powerful robot, and the deadly secret of a lost civilization.
Director: Fred M. Wilcox
Cast:Walter Pidgeon , Anne Francis , Leslie Nielsen , Warren Stevens , Jack Kelly , Richard Anderson , Earl Holliman , George D. Wallace , Robert Dix , Jimmy Thompson , James Drury , Harry Harvey Jr. , Roger McGee , Peter Miller , Morgan Jones , Richard Grant , Robby the Robot , James Best