Akira Takarada

Yoshimura

Kumi Mizuno

Daiyo

Chōtarō Tōgin

Ichino

Hideo Sunazuka

Nita

Tōru Ibuki

Yata Kane

Akihiko Hirata

Capt. Yamoto

Jun Tazaki

Red Bamboo Commander

Toru Watanabe

Ryota Kane

Ikio Sawamura

Elderly Slave (uncredited)

Yuko Bambi

Shobijin (uncredited)

Yoko Bambi

Shobijin (uncredited)

Hideyo Amamoto

Red Bamboo Naval Officer (uncredited)

Hisaya Ito

Red Bamboo Scientist #1 (uncredited)

Tadashi Okabe

Red Bamboo Scientist #2 (uncredited)

Kazuo Suzuki

Escaped Slave (uncredited)

Shōichi Hirose

Escaped Slave (uncredited)

Chieko Nakakita

Mrs. Kane (uncredited)

Noriko Honma

Spiritualist (uncredited)

Yutaka Sada

Farmer (uncredited)

Wataru Ōmae

Newspaper Reporter (uncredited)

Ken'ichirō Maruyama

Newspaper Reporter (uncredited)

Shigeki Ishida

Newspaper Editor (uncredited)

Hideo Shibuya

Maritime Officer (uncredited)

Haruo Nakajima

Godzilla

Yû Sekita

Ebirah (uncredited)