Hisaya Morishige
Kyutaro Nagasogabe/Eiji Nagasogabe
Akiko Shima
Midori Miyama
Ichirō Arishima
Spy Joe
Haruko Mabuchi
Nahoe Minegishi
Nobuo Chiba
Spy Zolkov
Toppa Utsumi
Newspaper Reporter
Norihei Miki
Japanese part-time student who prepares to interpret His Highness Surabaya's words
Toshiyuki Ichimura
Engineer at the Applied Atomic Energy Research Institute
Shuhei Yamada
Prematurely gray-haired man
Masao Mishima
Yuzo Tanigawa
Hisao Jushu
Engineer of the Applied Atomic Energy Research Institute
Shojiro Ogasawara
Bald Man
Densuke Mitsuzawa
Spy Tokuno
高瀬乗二
Spy Kimura
