Raymond Burr
Steven Martin

小林桂樹
Prime Minister Mitamura

田中健
Goro Maki

沢口靖子
Naoko Okumura

宅麻伸
Hiroshi "Ken" Okumura

Warren J. Kemmerling
General Goodhue

James Scott Hess
Colonel Raschen

Travis Swords
Major McDonough

小沢栄太郎
Finance Minister Kanzaki

内藤武敏
Takegami, Chief Cabinet Secretary

金子信雄
Home Affairs Minister Isomura

鈴木瑞穂
Foreign Minister Emori

加藤武
Internal Trade and Industry Minister Kasaoka

Sho Hashimoto
Captain of Super X

織本順吉
Director-General of the Defense Agency

田島 義文
Environmental Director General Hidaka

小泉博
Geologist Minami

村井国夫
Secretary Henmi

加藤茂雄
Ship Captain

佐藤慶
Gondo

Takenori Emoto
Kitagawa

林家珍平
Cameraman Kamijo (as Shinpei Hayashiya)

石坂浩二
Member of the Staff of a Nuclear Power Plant

武田鉄矢
Tramp

Crawford Binion
Lieutenant

Justin Gocke
Kyle

夏木陽介
Biologist Hayashida

薩摩剣八郎
Godzilla (uncredited)

中島春雄
Original Godzilla (archive footage) (uncredited)

鳥山明
Man fleeing from Godzilla (uncredited)

Tony Plana
Goro Maki (voice) (uncredited)

Lara Cody
Naoko Okumura / Tohto Times walla / Pentagon personnel (voice) (uncredited)

Andy Goldberg
Hiroshi "Ken" Okumura (voice) (uncredited)

Gregory Snegoff
Secretary Takegami / Kitagawa / newscaster (voice) (uncredited)

Paul Wilson
Biologist Hayashida / Kakurai (voice) (uncredited)