- Seiji Miyaguchi
- Foreign Minister Shigenori Togo
- Rokkô Toura
- Vice-Minister of Foreign Affairs Shunichi Matsumoto
- Chishû Ryû
- Prime Minister Baron Kantaro Suzuki
- Sô Yamamura
- Navy Minister Admiral Mitsumasa Yonai
- Toshirô Mifune
- War Minister General Korechika Anami
- Yoshio Kosugi
- Minister of Public Welfare Keisuke Okada
- Takashi Shimura
- Information Bureau Director Hiroshi Shimomura
- Etsushi Takahashi
- Lt. Colonel Masutaka Ida - Military Affairs Section
- Takao Inoue
- Lt. Colonel Masahiko Takeshita - Military Affairs Section
- Tadao Nakamaru
- Lt. Colonel Jiro Shiizaki - Military Affairs Section
- Toshio Kurosawa
- Major Kenji Hatanaka - Military Affairs Section
- Akira Kitchôji
- General Yoshijiro Umezu - Chief of the Army General Staff
- Haruo Yamada
- Admiral Soemu Toyoda - Chief of the Naval General Staff
- Ryôsuke Kagawa
- Minister of Agriculture and Forestry Tadaatsu Ishiguro
- Ushio Akashi
- President of the Privy Council Baron Kiichiro Hiranuma
- Isao Tamagawa
- Colonel Okitsugu Arao - Chief of Military Affairs Section
- Hiroshi Nihon'yanagi
- Admiral Takijiro Onishi - Vice-Chief of the Naval General Staff
- Tôru Takeuchi
- Naval Surgeon Kobayashi
- Takeshi Katô
- Cabinet Chief Secretary Hisatsune Sakomizu
- Kyûzô Kawabe
- Michio Kihara - Assistant to Sakomizu
- Tatsuyoshi Ehara
- Nobumasa Kawamoto - Private Secretary to Shimomura
- Kôji Mitsui
- Old Journalist
- Yoshio Tsuchiya
- Lt. Colonel Hiroshi Fuha - Eastern District Army Staff Officer
- Shôgo Shimada
- Lt. General Takeshi Mori - CO 1st Imperial Guards Division
- Gorô Morino
- Hachiro Ohashi - NHK Chairman
- Minoru Takada
- Vice Admiral Zenshiro Hoshina - Director of the Naval Affairs Bureau
- Daisuke Katô
- Kenjiro Yabe - NHK Domestic Bureau Director
- Shigeki Ishida
- Daitaro Arakawa - NHK Technical Bureau Director
- Jun Tazaki
- Captain Yasuna Kozono - CO 302nd Air Group
- Akihiko Hirata
- Commander Sugahara - 302nd Air Group
- Sachio Sakai
- Atsugi Air Base Crew Chief
- Nobuo Nakamura
- Lord Keeper of the Privy Seal Marquis Koichi Kido
- Shin Tatsuoka
- Imperial Household Minister Sotaro Ishiwata
- Ryûji Kita
- General Shigeru Hasunuma - Chief Military Aide to the Emperor
- Akiji Nomura
- Major Nakamura
- Yû Fujiki
- Colonel Seike - Military Aide to the Emperor
- Kazuo Kitamura
- Tomoo Sato - Cabinet General Affairs Section Chief
- Fuyuki Murakami
- Minister of Justice Hiromasa Matsuzaka
- Hyô Kitazawa
- Minister of Finance Hosaku Hirose
- Masao Imafuku
- Marshal Shunroku Hata
- Hideyo Amamoto
- Captain Takeo Sasaki
- Shigeru Kôyama
- Susumu Kato - Imperial Household General Affairs Section
- Jun Hamamura
- Motohike Kakei - Imperial Household General Affairs Section Chief
- Kaku Oze
- Lt. General Tadakazu Wakamatsu - Vice-Minister for War
- Makoto Satô
- Major Hidemasa Koga - 1st Imperial Guards Division
- Akira Kubo
- Major Sadakichi Ishihara - 1st Imperial Guards Division
- Naoya Kusakawa
- Shunichi Nagatomo - NHK Engineer
- Nadao Kirino
- (as Hiroo Kirino)
- Kenjirô Ishiyama
- General Shizuichi Tanaka - C-in-C Eastern District Army
- Keikichi Taki
- Colonel Tsukamoto - Tanaka's Adjutant
- Susumu Fujita
- Colonel Toyojiro Haga - CO Imperial Guards 2nd Infantry Regiment
- Hiroshi Tanaka
- Major Kobayashi
- Yutaka Sada
- Keisaku Sano
- Tadayoshi Ueda
- Komonta Sano
- Hiroyuki Katsube
- Lt. Colonel Michinori Shiraishi - General Mori's Brother-in-Law
- Yûnosuke Itô
- Major General Toshio Nonaka - CO 27th Air Brigade
- Hirayoshi Aono
- Grand Chamberlain Hisanori Fujita
- Kiyoshi Kodama
- Chamberlain Yasuhide Toda
- Torahiko Hamada
- Chamberlain Yasuya Mitsui
- Tadashi Fukuro
- Chamberlain Sukemasa Irie
- Keiju Kobayashi
- Chamberlain Yoshihiro Tokugawa
- Ichirô Nakatani
- First Lieutnenant Kuroda
- Tadasaburo Wakayama
- Colonel Kazuo Mizutani - Chief of Staff to General Mori
- Ren Yamamoto
- Corporal
- Kanta Mori
- Major General Tatsuhiko Takashima - Chief of Staff Eastern District Army
- Tôru Ibuki
- Lt. Colonel Toru Itagaki - Eastern District Army Staff Officer
- Seishirô Kuno
- Battalion Commander
- Yasuzô Ogawa
- Policeman
- Yoshifumi Tajima
- Colonel Watanabe - CO Imperial Guards 1st Infantry Regiment
- Yûzô Kayama
- Morio Tateno - NHK Broadcaster
- Michiyo Aratama
- Yuriko Hara
- Akio Miyabe
- Colonel Katsuhiko Inadome - Eastern District Army Staff Officer
- Ginzô Sekiguchi
- Chamberlain Okabe
- Yû Sekita
- Staff Kamino
- Hisashi Igawa
- Kempeitai Lieutenant
- Hiroshi Koizumi
- Nobukata Wada - NHK Broadcaster
- Hakuô Matsumoto
- Emperor Hirohito
- Tatsuya Nakadai
- Self - Narrator
- So Iwatani
- Marshal Hajime Sugiyama
- Shigeo Katô
- Bit part
- Junnosuke Suda
- Takeji Takahashi
