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Mark Dana as Capt. Storm |
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Diane Brewster as Sylvia Quentin |
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Ziva Rodann as Simira |
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Alvaro Guillot as Numar |
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George N. Neise as Robert Quentin |
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Ben Wright as Walter Andrews |
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Terence de Marney as Sgt. Smolett |
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Richard Peel as Sgt. Gromley |
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Guy Prescott as Dr. Michael Farraday |
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Kurt Katch as Hans Brecht |
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Robert Fortin as Claude Beauchamp |
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Ralph Clanton as Col. Cross |
| Directing | Lee Sholem | Director |
| Writing | Richard H. Landau | Writer |
| Camera | William Margulies | Director of Photography |
| Sound | Les Baxter | Music |
| Costume & Make-Up | Gordon Bau | Makeup Artist |
| Sound | Sam E. Waxman | Music Editor |
| Sound | John A. Bushelman | Sound Editor |
| Sound | Joe Edmondson | Sound Mixer |
| Art | Bob Kinoshita | Set Designer |
| Directing | Paul Wurtzel | Assistant Director |
| Editing | George A. Gittens | Editor |
| Costume & Make-Up | Mary Westmoreland | Hairstylist |
| Sound | Charles Cooper | Sound Re-Recording Mixer |
| Costume & Make-Up | Wesley Jeffries | Wardrobe Supervisor |
| Costume & Make-Up | Angela Alexander | Wardrobe Supervisor |
| Art | Clarence Steensen | Set Decoration |
| Production | Aubrey Schenck | Executive Producer |
| Production | Howard Koch | Producer |
| Crew | Jack Rabin | Special Effects |
| Crew | Louis DeWitt | Special Effects |
| Visual Effects | Nick Volpe | Character Designer |
