Who Is the Informer?

Keiichi Sudo

Mineko

Detective A

Akemi

Rumiko

Nakao

Kyoko

Tassel

Sachiko

Lady A of the cabaret "Tommy"

Chiyo from the cabaret "Tommy"

Nishimatsu

Detective B

Radio Producer

Shibata

Tamae

Komakichi

Sakakibara

Piece 3

Rumiko's Mother

Rumiko's Father

Akiyoshi

Hoshino

nurse