Komei Minami
В роли: Akira Naruse / Gorô Katayama - a privete detective (as Kômei Minami)

Kaoru Wakaba
В роли: Jun'ichi Norita - a young man

Masujiro Takagi
В роли: Yoshizô - old servant of Akiko (as Masujirô Takagi)

Satoru Shiraishi
В роли: Sagara - Katayama's assistant

Tsuruko Segawa
В роли: Akiko Kitamura, a daughter of Kurosu's former wife

Kayoko Natsume
В роли: Maid of a man in black

Kyôko Mizuki
В роли: A deaf girl

Hiroki Hoshino
В роли: Taisuke Kurosu, a jeweler

Kunijirô Fujiwara
В роли: Shibayama - Kurosu's secretary

Mariko Aoyama
В роли: Ayako, Kurosu's second wife

Hosaku Yoshida
В роли: Kiboku Rin - a mysterious manager (as Hôsaku Yoshida)