南光明
Akira Naruse / Gorô Katayama - Private Detective
Hiroki Hoshino
Taisuke Kurosu, a jeweler
青山万里子
Ayako, Kurosu's second wife
吉田豊作
Kiboku Rin - a mysterious manager
桜庭愛菜
Jun'ichi Norita - a young man
高木枡二郎
Yoshizô - old servant of Akiko
Kyoko Mizuki
A deaf girl
Tsuruko Segawa
Akiko Kitamura, a daughter of Kurosu's former wife
