Kōmei Minami
Akira Naruse / Gorô Katayama - Private Detective
Hiroki Hoshino
Taisuke Kurosu, a jeweler
Mariko Aoyama
Ayako, Kurosu's second wife
Hosaku Yoshida
Kiboku Rin - a mysterious manager
Aina Sakuraba
Jun'ichi Norita - a young man
Masujirô Takagi
Yoshizô - old servant of Akiko
Kyoko Mizuki
A deaf girl
Tsuruko Segawa
Akiko Kitamura, a daughter of Kurosu's former wife
Kayoko Natsume
Maid of a man in black
Kunijirô Fujiwara
Shibayama - Kurosu's secretary
Satoru Shiraishi
Sagara - Katayama's assistant
