海底軍艦

高島忠夫

Tasumo Hatanaka

藤山陽子

Makoto Jinguji

藤木悠

Yoshito Nishibe

佐原健二

Uto Omino

上原謙

Admiral Kosumi

小泉博

Inspector

田崎潤

Captain Hachiro Jinguji

田島義文

Tome 'Amano' Amanoshome

平田昭彦

Mu Agent #23

天本英世

High Priest of Mu

藤田進

Defense Commander

高田稔

Government Official

伊藤久哉

Shindo

沢村いき雄

Taxi Driver

小林哲子

Empress of Mu

北あけみ

Rimako - Sneezing Model

長谷川弘

Liuetenant Fuji

桐野洋雄

Kidnapped Scientist

大友伸

Government Official

Haruya Sakamoto

Sergeant Yamada

中村哲

Warship Captain

中山豊

Sailor

Mitsuo Tsuda

Defense Agency Executive B

宇野晃司

Police Officer

Sadako Amemiya

Memoko - Girl in Susumu's studio

緒方燐作

Hideo Ôtsuka

岡豊

Man of Bus

Yukihiko Gondô

Military Henchman

広瀬正一

Mu Henchman

手塚勝巳

Mu Henchman

熊谷卓三

(as Jirô Kumagai)

小川安三

Mu Henchman Beside High Priest of Mu

土屋詩朗

Senior Officer

大前亘

Police Officer

オスマン・ユセフ

Mu Submarine Crewman

三浦敏男

Masayoshi Kawabe

安芸津広

渋谷英男

Keisuke Yamada

Shinjirô Hirota

Keisuke Yamaji

Kuniyoshi Kashima

Hal Archer

Detective Ito (voice)

Sanjay Mamohan Berry

One of Mu Imperials

古谷敏

JSDF member

Kazuo Hinata

Defense Agency Executive

Eisaburo Komatsu

Sergeant Goten Kenbutai

草間璋夫

Todoroki Takashi, Ken Taketai officersI

榊田敬二

Mt. Mihara Climber

坪野鎌之

Enver Altenbay

Minor Role (uncredited)

Ralph Jesser

One of Mu Imperials (uncredited)

中島春雄

Mu Empire man / Self Defense Forces exec