John Carradine
Dr. John Rayburn
Momoko Kôchi
The Girl
Akira Takarada
The Boy (Her Brother)
Akemi Negishi
The Mountain Girl
Russell Thorson
Prof. Philip Osborne
Robert Karnes
Prof. Alan Templeton
Morris Ankrum
Dr. Carl Jordan
Sachio Sakai
Third Skier
Nobuo Nakamura
Prof. Tanaka
Kokuten Kōdō
Mountain Tribe Leader
Yoshio Kosugi
Circus Owner
Shōichi Hirose
Haruo Nakajima
Akira Tani
