Katsuhiko Sasaki

Biologist Akira Ichinose

Acting

Tomoko Ai

Katsura Mafune

Acting

Akihiko Hirata

Dr. Shinzô Mafune

Acting

Tadao Nakamaru

INTERPOL Chief Tagawa

Acting

Gorō Mutsumi

Commander Mugal

Acting

Masaaki Daimon

Captain Kusakari

Acting

Katsumasa Uchida

Jiro Murakoshi

Acting

Shin Roppongi

Yûuchi Wakayama

Acting

Tōru Ibuki

Deputy Commander Tsuda

Acting

Kenji Sahara

Defense Force Commander

Acting

Kotaro Tomita

Professor Ôta

Acting

Ikio Sawamura

Mafune's Butler

Acting

Kazuo Suzuki

Alien Henchman #1

Acting

Yoshio Kirishima

Alien Henchman #2

Acting

Masayoshi Kikuchi

Alien Henchman #3

Acting

Takuya Yuki

Alien Henchman #4

Acting

Jun Nishihara

Alien Henchman #5

Acting

Akinori Umezu

Boy #1

Acting

Shizuko Azuma

Old Country Lady

Acting

Toshihiko Furuta

Interpol Worker

Acting

Takuzō Kumagai

Defense Corp Executive

Acting

Toru Kawai

Godzilla

Acting

Kazunari Mori

Mechagodzilla

Acting

Tatsumi Nikamoto

Titanosaurus

Crew

Yasuko Agawa

Yuri Yamamoto

Acting

Yasuzō Ogawa

Acting

Hiroya Morita

Acting

Shōichi Hirose

Acting

Haruo Suzuki

Acting

Saburô Kadowaki

Acting

Shigeo Katô

Acting

Kazuo Imai

Acting

Toshio Hosoi

Acting