Katsuhiko Sasaki
Biologist Akira Ichinose
Tomoko Ai
Katsura Mafune
Akihiko Hirata
Dr. Shinzô Mafune
Tadao Nakamaru
INTERPOL Chief Tagawa
Gorō Mutsumi
Commander Mugal
Masaaki Daimon
Captain Kusakari
Katsumasa Uchida
Jiro Murakoshi
Shin Roppongi
Yûuchi Wakayama
Tōru Ibuki
Deputy Commander Tsuda
Kenji Sahara
Defense Force Commander
Kotaro Tomita
Professor Ôta
Ikio Sawamura
Mafune's Butler
Kazuo Suzuki
Alien Henchman #1
Yoshio Kirishima
Alien Henchman #2
