Full cast of The Decagon House Murders

Tomoya Oku

Takaaki Kawaminami

5 episodes

Munetaka Aoki

Kiyoshi Shimada

5 episodes

Akihiro Kakuta

Koujiro Nakamura

5 episodes

Toru Nakamura

Seiji Nakamura

5 episodes

Ayumu Mochizuki

"Ellery"

5 episodes

Neru Nagahama

"Agatha"

5 episodes

Yuki Imai

"Leroux"

5 episodes

Kosuke Suzuki

"Poe"

5 episodes

Reia Yonekura

"Orczy"

5 episodes

Rukiya

"Carr"

5 episodes

Hiroto Kobayashi

Kyoichi Morisu

5 episodes

Asumi Kikuchi

Chiori Nakamura

5 episodes

Mari Hamada

Kuniko Matsumoto

5 episodes

Tamiyo Kusakari

Masako Yoshikawa

5 episodes

Yasuyuki Maekawa

Seiichi Yoshikawa

5 episodes

Aoba Kawai

Kazue Nakamura

5 episodes

Tetsuhiro Ikeda

Osamu Shimada

5 episodes