Minoru Ōki

Takao Yuki, the police detective

Takahiro Tamura

Kyûichi Ishii, the murderer

Hideko Takamine

Sadako Yokokawa

Kin Sugai

Mrs. Shimooka

Masao Shimizu

Mr. Yokokawa

Ryōhei Uchida

Mr. Yamada, principal offender

Kamatari Fujiwara

Mr. Takakura

Kumeko Urabe

Proprietress of the Hotel Hizen-ya

Hizuru Takachiho

Yumiko Takakura

Jun Tatara

Saga Police Detective