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Ной Бири мл. as Jan Trevor |
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Dorothy Short as Mona Andrews |
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Harry Woods as Borno |
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Брайант Уошберн as Dr. Harry Trevor |
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Walter Miller as Dr. Frank Bracken |
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John Davidson as Prince Samu |
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Fred MacKaye as Dr. Charles Phillips |
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Viva Tattersall as Georgia Trevor |
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William Desmond as Allen |
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Grace Cunard as Mrs. Camerford Amster |
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Russ Powell as Henry Andrews |
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Don Brodie as Dr. Carl Neff |
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Harry Worth as Dr. Carl Neff |
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Dickie Jones as Jan Trevor as a Boy |
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Eddie Kane as Gen. Tichak |
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Stanley Andrews as Emperor Mena |
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Richard Alexander as Navigator (archive footage) |
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Кинг Баггот as Dr. Pierce |
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J. Frank Glendon as Speaker at Conference |
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Al Ferguson as Guard of Mu |
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Eric Mayne as Doctor at Conference |
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J.P. McGowan as Freighter Captain |
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Charles Murphy as Grubb, Freighter's Mate |
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Эдди Паркер as Emperor's Guard / Mu Sentry |
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Buddy Roosevelt as Batu |
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Hal Taliaferro as Lancer Officer-in-Charge |
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Gwendolyn Logan as Mrs. Henry Andrews |
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H. Burroughs as Kutu |
| Directing | Lew Landers | Director |
| Writing | Basil Dickey | Writer |
| Production | Milton Gatzert | Producer |
| Crew | William A. Sickner | Cinematography |
| Editing | Alvin Todd | Editor |
