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George Montgomery as Harry Quartermain |
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Taina Elg as Erica Neuler |
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David Farrar as Rick Cobb |
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Dan Seymour as Mohamet |
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Robert Goodwin as Jim-Jim |
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Rex Ingram as Umbopa |
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Anthony M. Davis as Amtaga |
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Paul Thompson as Gagool |
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Harold Dyrenforth as Wilhelm von Kentner |
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Charles Swain as M'ban (uncredited) |
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Martin Wilkins as Wounded Native (uncredited) |
| Writing | H. Rider Haggard | Novel |
| Writing | James Clavell | Writer |
| Directing | Kurt Neumann | Director |
| Production | Bobby Webb | Casting |
| Costume & Make-Up | Sydney Guilaroff | Hairstylist |
| Crew | Harold E. Wellman | Cinematography |
| Editing | William B. Gulick | Editor |
| Art | Henry Grace | Set Decoration |
| Costume & Make-Up | Loren Cosand | Makeup Artist |
| Costume & Make-Up | Janet Gordan | Hairdresser |
| Directing | Grace Dubray | Script Supervisor |
| Costume & Make-Up | William Tuttle | Makeup Artist |
| Directing | William Shanks | Assistant Director |
| Sound | Franklin Milton | Sound Supervisor |
| Production | Donald Zimbalist | Associate Producer |
| Directing | Jack N. Reddish | Assistant Director |
| Editing | Jerome F. Brady | Assistant Editor |
| Art | Malcolm Brown | Art Direction |
| Crew | Lee LeBlanc | Special Effects |
| Art | William A. Horning | Art Direction |
| Directing | Al Alt | Assistant Director |
| Production | Al Zimbalist | Producer |
| Art | Otto Siegel | Set Decoration |
| Sound | Kurt Hernfeld | Sound Editor |
| Camera | Kenny Bell | Still Photographer |
