Keiju Kobayashi

Prime Minister Seiki Mitamura

Ken Tanaka

Goro Maki

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 Katō

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)