Yumiko Shaku as Akane Yashiro

Shin Takuma as Tokumitsu Yuhara

Kana Onodera as Sara Yuhara

Koh Takasugi as JSDF Lieutenant Togashi

Akira Nakao as 2003 Prime Minister Hayato Igarashi

Yûsuke Tomoi as JXSDF 2nd Lieutenant Susumu Hayama

Junichi Mizuno as JXSDF 1st Lieutenant Kenji Sekine

Kumi Mizuno as 1999 Prime Minister Machiko Tsuge

Yoshikazu Kanō as Hishinuma

Takeo Nakahara as JXSDF Chief Ichiyanagi

Midori Hagio as Kaori Yamada

Akira Shirai as Shinji Akamatsu

Naomasa Musaka as Dr. Gorō Kanno

Shinji Morisue as JXSDF 1st Lieutenant

Tsutomu Kitagawa as Gojira / Maser Tank Pilot

Hirofumi Ishigaki as Kiryu

Koichi Ueda as General Dobashi

Katsuo Nakamura as Nishizawa

Tetsu Watanabe as Management

Hideki Matsui as Himself

Akihiko Hirata as Daisuke Serizawa (archive footage) (uncredited)

Naomi Fujiyama as Nurse

Takehiro Murata as Cameo (man picking up cans)