Hiroshi Chō

as Prof. Mikumo

as Kitayama (Toshio's father)

as Tokita

as Komiya

as Executive Managing Director Itô

as Kaijima

as Katayama

as Chief detective

as Koichiro Sayanomiya

as Tatsuji Sugisaki

as Yoshikazu Hayashida

as Prison warden Takioka

as Yazaki

as Miyamae

as President Yamamoto

as Ship's captain

as Hattori

as Yamamoto

as Tazaki

as Koichiro

as Hidekazu Matsubayashi