 | John Carradine als Dr. John Rayburn |
 | Momoko Kôchi als The Girl |
 | Akira Takarada als The Boy (Her Brother) |
 | Akemi Negishi als The Mountain Girl |
 | Russell Thorson als Prof. Philip Osborne |
 | Robert Karnes als Prof. Alan Templeton |
 | Morris Ankrum als Dr. Carl Jordan |
 | Sachio Sakai als Third Skier |
 | Nobuo Nakamura als Prof. Tanaka |
 | Kokuten Kōdō als Mountain Tribe Leader |
 | Yoshio Kosugi als Circus Owner |
 | Shōichi Hirose |
 | Haruo Nakajima |
 | Akira Tani |
| Ishirō Honda | Director |
| Robert B. Homel | Producer |
| Kenneth G. Crane | Editor |
| Kenneth G. Crane | Director |
| Takeo Kita | Art Direction |
| Shigeru Kayama | Original Story |
| Lucien N. Andriot | Director of Photography |
| Tadashi Iimura | Director of Photography |
| Nicolai Remisoff | Art Direction |
| Jack Wiler | Sound |
| Hal Klein | Assistant Director |
| Sam Heiligman | Property Master |
| Morrie Friedman | Wardrobe Supervisor |
| Eiji Tsuburaya | Visual Effects |
| Tomoyuki Tanaka | Producer |
| Takeo Murata | Screenplay |
| Frances Steens | Script Supervisor |
| Eiji Tsuburaya | Special Effects |
| Akira Watanabe | Special Effects |
| Hiroshi Mukoyama | Special Effects |
| Masao Shirota | Special Effects |
| Lynn Stalmaster | Casting |
