Jack Kelly as Lt. Jerry Farman | Richard Anderson as Chief Engineer Quinn | Earl Holliman as Cookie | Jimmy Thompson as Crewman Youngerford | James Drury as Crewman Strong | Harry Harvey Jr. as Crewman Randall | Roger McGee as Crewman Lindstrom | Peter Miller as Crewman Moran | Morgan Jones as Crewman Nichols | Richard Grant as Crewman Silvers | James Best as Crewman (uncredited) | William Boyett as Crewman (uncredited) | Frankie Darro as Robby the Robot (interior) (uncredited) | Marvin Miller as Robby the Robot (uncredited) (voice) | Les Tremayne as Narrator (uncredited) (voice) | Producer
:
Nicholas Nayfack |
Director
: Fred M. Wilcox |
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