Admiral Isoroku Yamamoto, a brilliant tactician, is a loyal subject of the emperor, despite his grave misgivings about leading Japan's navy into war with the United States. He opposes the attack on Pearl Harbor, but, overruled, he leads his forces to the best of his ability.
大河内傳次郎
as Grand Admiral Isoroku Yamamoto
二本柳寛
as Commander Furukawa
清水将夫
as Commander Kashima
柳永二郎
as Premier Admiral Mitsumasa Yonai
高田稔
as Prince Fumimaro Konoe
菅井一郎
as Admiral Koshirô Oikawa
志村喬
as Colonel A, staff officer of the army
三船敏郎
as 1st Lieutenant Tomonaga
佐々木孝丸
as Chief of Staff, Combined Fleet
三国連太郎
as Staff Officer (uncredited)
小林桂樹
as Staff Officer (uncredited)
伊豆肇
as Staff Officer (uncredited)