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Jeff Richards as Mark Bradley |
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John Smith as Joe Walker |
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Venetia Stevenson as Venus |
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Alan Napier as Dr. Paul Lujan |
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Diane Jergens as Urana |
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June Blair as Mercuria |
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Gavin Muir as Dr. McBain |
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George Brand as M. Hugh Garland |
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Vern Taylor as Co-Pilot (uncredited) |
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Tom Riley as Co-Pilot (uncredited) |
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Bob Stratton as Pilot (uncredited) |
| Writing | Ray Buffum | Writer |
| Sound | Raoul Kraushaar | Original Music Composer |
| Camera | John F. Seitz | Director of Photography |
| Production | Albert J. Cohen | Producer |
| Directing | Frank Tuttle | Director |
| Writing | Prescott Chaplin | Story |
| Production | George C. Bertholon | Associate Producer |
| Editing | Roland Gross | Editor |
| Art | Jack T. Collis | Art Direction |
| Art | Frank M. Miller | Set Decoration |
| Costume & Make-Up | Howard Shoup | Costume Design |
| Costume & Make-Up | Gordon Bau | Makeup Supervisor |
