Koji Yakusho as Akikazu Fujishima

Nana Komatsu as Kanako Fujishima

Hiroya Shimizu as I / Narrator

Satoshi Tsumabuki as Detective Asai

Joe Odagiri as Detective Aikawa

Asuka Kurosawa as Kiriko Fujishima

Jun Kunimura as Dr. Tsujimura

Munetaka Aoki as Sakiyama

Megumi Hatachiya as Detective Aikawa's Wife

Ai Hashimoto as Morishita

Fumi Nikaido as Nami Endo

Miki Nakatani as Rie Azuma

Aoi Morikawa as Tomoko Nagano

Mahiro Takasugi as Yasuhiro Matsunaga

Shono Hayama as Seiji Ogata

Jin Hoshino as Ogata

Hiroki Nakajima as Shimazu

Daichi Watanabe as Hiroshi Kawamoto

Ryo Matsuura as Katsumi

Yumeno Kato as Yoko

Yoshio Kou as Yoshinori Chou

Kaisei Kamimura as Kanaki

Kazunori Mimura as Shimazu's Friend (uncredited)

Haruka Saito as Shimazu's Friend (uncredited)

Megumi Hataraya as Aikawa's Wife (uncredited)

Shunya Ohira as Matsunaga's Friend (uncredited)

Ayaka Nakata as Hospital Receptionist (uncredited)

Kanji Furutachi as Police Officer (uncredited)

Airi Kido as Middle School Classmate (uncredited)

Monica Sahara as Party Girl (uncredited)

Daiki Satô as Party Boy (uncredited)

Kentarō Shimazu as Police Officer (uncredited)

Aya Takeko as Woman in Commercial (uncredited)

Hannah Nishino as Daughter in Commercial (uncredited)

Rena Shimura as (uncredited)

Sarina Yamada as (uncredited)

Satoshi Koji as (uncredited)

Taiki Sato as (uncredited)

Sonomi Hoshino as (uncredited)

Hiroshi Kobayashi as (uncredited)

Kenji Kawahara as (uncredited)

Haruki Takano as (uncredited)

Tōru Shinagawa as (uncredited)

Hinata Shizaki as (uncredited)

Tezuka Mai as (uncredited)

Maika Ohtsu as Family restaurant girl