Astronaut F. Glenn
Astronaut K. Fuji
Haruno Fuji
Miss Namikawa
Dr. Sakurai
Tetsuo Teri
Controller of Planet X
Chairman of Earth Committee
Minister of Defense
Commander from Planet X
General
Godzilla
Rodan
King Ghidorah
Astronaut F. Glenn (voice)
Tetsuo's Mother
Military Aide
Namikawa's Associate
Xian
Xian
Councilman
Female Delegate
Buddhist Priest
Councilman
Official
Scientist
Scientist
Reporter
News Reader
Xian
Xian
Xian
Xian
Xian
Reporter
Xian