All Cast
Tetsuro Tamba
Captain Munekata
Hiroshi Fujioka
Geologist Jiro Tate
Yutaka Mizutani
Seajacker Munk
Ryôhei Uchida
Boatswain Nishizawa
Fumio Watanabe
Reporter Tatsuya Iwado
Dai Kanai
Doctor Hatsuyama
K. Amoha
Seajacker Simba
Willie Dorsey
Seajacker Zamba
Ken Sanders
Seajacker Kifal
Tappei Shimokawa
Chief Steward Terada
Mizuho Suzuki
Commander of Defense Katsuragi
Kei Satō
T.V. Director Fukami
Jō Shishido
Chief Engineer Kosai
Peter Graves
Elliott Rhoades
Gigi Perreau
Patricia Haber
Marvin Miller
Seajacker Simba (voice)
