Ichirō Ryūzaki

as Rear Adm. Ryunosuke Kusaka

as 父

as Matsui

as Dietman Kenzo Tamiya

as President Sagami

as Admiral Yamamoto

as Guest

as Dr. Tomizu

as Yuten Yamada

as Sankichi Murata

as 由井正雪

as 高島達之助

as 山村耕一

as Ebihara

as Tamao Numata

as Tamao Numata

as Nogami

as Corporal Kumazawa

as Monma's pupil (uncredited)

as Designer