Ken Watanabe as Masao Yoshida

Koichi Sato as Toshio Izaki

Hidetaka Yoshioka as Takumi Maeda

Narumi Yasuda as Mari Asano

Naoto Ogata as Shoichi Nojiri

Shōhei Hino as Hisao Omori

Mitsuru Hirata as Shigeru Hirayama

Masato Hagiwara as Kazuo Igawa

Keisuke Horibe as Katsuji Kano

Hisahiro Ogura as Kota Yano

Masato Wada as Akira Honda

Masanori Ishii as Yasuaki Kudo

Masaki Miura as Shinji Naito

Arata Horii as Masaki Nishikawa

Yuta Kanai as Koji Miyamoto

Shūichirō Masuda as Hiroyuki Komiya

Kunihiro Suda as Jun Yamagishi

Sarutoki Minagawa as Nobuyuki Higuchi

Ryō Ono as Akira Sasaki

Kazuhiko Kanayama as Norikazu Igarashi

Yoshihisa Amano as Manabu Mochizuki

Tomorowo Taguchi as Kazuhiko Fukuhara

Yasunori Danta as Goro Takemaru

Eisuke Sasai as Hideki Onodera

Shirō Sano as Prime Minister

Akio Kaneda as Chief Cabinet Secretary

Mantaro Koichi as Chairman of Japanese Nuclear Safety Commission

Kenichi Yajima as Director of Nuclear and Industrial Safety Agency

Kenji Anan as Minister of Economy, Trade and Industry

Masayuki Itô as Special Adviser to the Prime Minister

Dankan as newspaper reporter

Riho Yoshioka as Haruka Izaki

Yasuko Tomita as Tomoko Izaki

Masane Tsukayama as Keizo Izaki

Takumi Saitoh as Dai Takizawa

Yuri Nakamura as Kana Maeda

Shigeru Izumiya as Matsunaga

Yasuyuki Maekawa as Hidekatsu Henmi

Daniel Kahl as Johnny