as Chuang Hang (voice)
as Biologist Akira Ichinose
as Tarō Uesugi
as Inventor Goro Ibuki
as Communications Officer Miyake
as Yoshihama, Nishiyama's Assistant
as Professor Mazaki
as Yoshinaga
as Masayuki Takebayashi
as Soldier with Glasses
as Hitoshi Kusakabe
as Professor Yoshi
as Agematsu
as Michio Yoshikawa
as Matsuda Shigeru
as Tsurugi (voice)
as Tarō Uesugi, Yoyo Employee
as Hennich (voice)
as Takenaka (voice)
as Son Mundok / Son Mun-Deok (voice)
as Master (voice)
as 雪乃の主治医
as Toshikazu Nagatsuka
as Masaki Daidoji
as Kazuo Kuroiwa
as Toshiyuki Hasebe
