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Johnny Sheffield as Bomba |
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Donald Woods as Paul Gordon |
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Marjorie Lord as Ruth Gordon |
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John Ridgely as Fred Barton |
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Tommy Ivo as David Gordon |
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Elena Verdugo as Nona |
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Don C. Harvey as Higgins |
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Grandon Rhodes as Dr. Charles Langley |
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Robert Lewis as Daniel |
| Directing | Ford Beebe | Director |
| Sound | Tom Lambert | Sound Recordist |
| Writing | Roy Rockwood | Characters |
| Art | Dave Milton | Art Direction |
| Production | Walter Mirisch | Producer |
| Writing | Ford Beebe | Screenplay |
| Production | Lester A. Sansom | Researcher |
| Editing | Richard V. Heermance | Editor |
| Editing | Otho Lovering | Supervising Film Editor |
| Directing | Ilona Vas | Continuity |
| Production | Allen K. Wood | Production Supervisor |
| Sound | Ozzie Caswell | Original Music Composer |
| Art | Raymond Boltz Jr. | Set Dresser |
| Camera | Marcel Le Picard | Director of Photography |
