Nick Adams
Astronaut F. Glenn
Acting
Akira Takarada
Astronaut K. Fuji
Acting
Keiko Sawai
Haruno Fuji
Acting
Kumi Mizuno
Miss Namikawa
Acting
Jun Tazaki
Dr. Sakurai
Acting
Akira Kubo
Tetsuo Teri
Acting
Yoshio Tsuchiya
Controller of Planet X
Acting
Takamaru Sasaki
Chairman of Earth Committee
Acting
Gen Shimizu
Minister of Defense
Acting
Kenzō Tabu
Commander from Planet X
Acting
Yoshibumi Tajima
General
Acting
Haruo Nakajima
Godzilla
Acting
Masaki Shinohara
Rodan
Acting
Shōichi Hirose
King Ghidorah
Acting
Gorō Naya
Astronaut F. Glenn (voice)
Acting
Toki Shiozawa
Tetsuo's Mother
Acting
Nadao Kirino
Military Aide
Acting
Kôji Uno
Namikawa's Associate
Acting
Tōru Ibuki
Xian
Acting
Kazuo Suzuki
Xian
Acting
Fuyuki Murakami
Councilman
Acting
Noriko Sengoku
Female Delegate
Acting
Someshō Matsumoto
Buddhist Priest
Acting
Kamayuki Tsubono
Councilman
Acting
Yasuhisa Tsutsumi
Official
Acting
Rinsaku Ogata
Scientist
Acting
Masaaki Tachibana
Scientist
Acting
Yutaka Oka
Reporter
Acting
Saburô Iketani
News Reader
Acting
Yoshizo Tatake
Xian
Acting
Mitsuo Tsuda
Xian
Acting
Ryôji Shimizu
Xian
Acting
Minoru Itō
Xian
Acting
Takuzō Kumagai
Xian
Acting
Tadashi Okabe
Reporter
Acting
Hideki Furukawa
Xian
Acting