Tsukioka

小泉博

Acting

Hidemi

若山セツ子

Acting

Kobayashi (as Mindru Chiaki)

千秋実

Acting

Dr. Yamane

志村喬

Acting

Dr. Tadokoro

清水将夫

Acting

Commander (as Serjiro Onda)

恩田清二郎

Acting

Shibeki

澤村宗之助

Acting

Tajima

土屋嘉男

Acting

Radio Operator

木匠マユリ

Acting

Father (as Yokio Kasama)

Yukio Kasama

Acting

Police Chief

笈川武夫

Acting

Chief of Civil Defense (uncredited)

山田巳之助

Acting

Ikeda (uncredited)

山本廉

Acting

Convict Leader (uncredited)

大友伸

Acting

Convict (uncredited)

大村千吉

Acting

Gigantis (uncredited)

中島春雄

Acting

Angurus (uncredited)

手塚勝巳

Acting

Convict (uncredited)

広瀬正一

Acting

Tsukioka / Policeman (voice) (uncredited)

Keye Luke

Acting

Hidemi (voice) (uncredited)

Aya Oyama

Acting

Kobayashi / Dr. Yamane / Narrator (voice) (uncredited)

Marvin Miller

Acting

Commander / Father / Convict (voice) (uncredited)

Paul Frees

Acting

Ikeda / Osaka SDF Dispatcher (voice) (uncredited)

George Takei

Acting

Radio Operator (voice) (uncredited)

Jane Chang

Acting

Osaka SDF Captain (voice) (uncredited)

James Yagi

Acting