Teiichi Kuroki
Toshio Matsui
Shizuko, Matsui's sister (as Mieko Takamatsu)
Michiko, Shiraishi's sister
Army doctor
Army lieutenant colonel
Aged skipper
Takao Yoshida
Makoto Shiraishi
Ken Asaka
Shiraishi's mother
Teacher
Noboru, Shiraishi's brother
Skipper