Kōjirō Hongō
Scout Master Mr. Shimida
Acting
Tôru Takatsuka
Masao Nakaya
Acting
Carl Craig
Jim Morgan
Acting
Michiko Yaegaki
Mariko
Acting
Peter Williams
Dr. Dobie
Acting
Kōji Fujiyama
Self-Defense Force Commander
Acting
Mari Atsumi
Junko Aoki
Acting
Junko Yashiro
Masako Shibata
Acting
Yoshirō Kitahara
Masao's Father
Acting
Munehiko Takada
Jim's Father
Acting
Mary Morris
Jim’s Mother
Acting
Chikara Hashimoto
Doctor 1
Acting
Kenji Go
Doctor 2
Acting
Shō Natsuki
Doctor 3
Acting
Ken Nakahara
Doctor 4
Acting
Kenichiro Yamane
Doctor 5
Acting
Genzô Wakayama
Boss (voice)
Acting
Teruo Aragaki
Gamera
Acting