Keiju Kobayashi
Prime Minister Seiki Mitamura
Yasuko Sawaguchi
Naoko Okumura
Shin Takuma
Hiroshi Okumura
Yōsuke Natsuki
Professor Makoto Hayashida
Eitarō Ozawa
Minister of Finance Kanzaki
Taketoshi Naitō
Chief Cabinet Secretary Takegami
Nobuo Kaneko
Home Affairs Minister Isomura
Mizuho Suzuki
Foreign Minister Emori
Junkichi Orimoto
Director-General of the Defense Agency
Hiroshi Koizumi
Professor Minami
Kunio Murai
Secretary Henmi
Kei Satō
Chief Editor Gondo
Shigeo Katô
Captain of the Yahata Maru
Walter Nichols
Rosenburg, Special Envoy for the President of the United States
Alexander Kilis
Chefsky, Special Envoy for the Soviet Union
Takenori Emoto
Desk Editor Kitagawa
Koji Ishizaka
Power plant guard
Tetsuya Takeda
Homeless man
Joe Raznack
Kramer, American Ambassador (uncredited)
Joseph Grace
Zazimov, Soviet Ambassador (uncredited)
Kenpachirō Satsuma
Godzilla
Akira Toriyama
Man fleeing from Godzilla (uncredited)
Yuji Horii
Man fleeing from Godzilla (uncredited)
Akira Sakuma
Man fleeing from Godzilla (uncredited)