During WWII, Germans obtain the immortal heart of Frankenstein's monster and transport it to Japan to prevent it being seized by the Allies. Kept in a Hiroshima laboratory, it is seeming lost when the United States destroys the city with the atomic bomb. Years later a wild boy is discovered wandering the streets of the city alone, born of the immortal heart.
Tadao Takashima
Nick Adams
Kumi Mizuno
Yoshio Tsuchiya
Koji Furuhata
Jun Tazaki
Susumu Fujita
Takashi Shimura
Nobuo Nakamura
Kenji Sahara
Hisaya Ito
Yoshibumi Tajima
Kōzō Nomura
Haruya Katō
Ikio Sawamura
Yoshio Kosugi
Keiko Sawai
Noriko Takahashi
Peter Mann
Ren Yamamoto
Yutaka Sada
Kenzō Tabu
Shigeki Ishida
Haruo Nakajima
Yutaka Nakayama
Senkichi Ōmura
Nadao Kirino
Shin Ōtomo
Shōichi Hirose
Toshihiko Furuta
Hideo Shibuya
Tadashi Okabe
Hideaki Nitani
Saburô Iketani
Kenichiro Kawaji
Kazuo Kumakura
Gorō Naya