Emoto Tasuku
Watanabe Riku [Ayako's housemate]
Support Role
Kitamura Kazuki
Kawahara Mitsuo [Detective]
Support Role
Mizobata Junpei
Yamaki Hideo [Detective]
Support Role
Tani Kyosuke
Haba Kentaro [Detective]
Support Role
Sakoda Takaya
Yuasa Kazuo / Azuma Sakuya [Riku's co-worker]
Support Role
Nakamura Yuri
Itsuki Juri [Haruto's secretary]
Support Role
Nomaguchi Toru
Igarashi Kohei [Criminal Investigation Division 1 manager]
Support Role
Yoshimi Kazutoyo
Tokugawa Hiroaki [Criminal Investigation Division 1 chief]
Support Role
Hayashi Yasufumi
Nitta Shogo [Criminal Forensics section member]
Support Role
Baba Tohru
Togashi Yoshitaka
Support Role
Watanabe Sho
Shimazu Seiji [Criminal Forensics section member]
Support Role
Kishii Yukino
Hidaka Yuna [Haruto's sister]
Support Role
Inoue Hajime
Tadokoro Hitoshi
Support Role
Gotsuji Shingo
Uesugi Shinichi [Detective]
Support Role
Sugai Akihisa
[Detective]
Support Role

Abe Oto
[A girl in the photo] (Ep. 1)
Guest Role
Shimamura Mika
Matsumoto Chigusa [Chiyoda Helper Referral Office housekeeper] (Ep. 1)
Guest Role
Matsuoka Izumi
[Concierge at "Tsunematsu Life Service"] (Ep. 1-2)
Guest Role
Yoshino Yumi
[Mitsuo's collabolator] (Ep. 1)
Guest Role
Nakao Akiyoshi
Tsukumo Kiyoshi [Researcher at MIT] (Ep. 1, 5-6, 10)
Guest Role
Oyama Katsuhiro
Ichinose Shozo [Bureaucrat murdered in Yokohama] (Ep. 1-2, 5, 9-10)
Guest Role
Sakurai Hijiri
[Security footage provider] (Ep. 1)
Guest Role
Kobayashi Yuri
(Ep. 1)
Guest Role
Tanaka Keizo
[Haruto's lawyer] (Ep. 2)
Guest Role
Ogoshi Chiharu
Mito [Co-Earth employee] (Ep. 2-5)
Guest Role
Yuki Hina
Ogaki Azusa [Co-Earth employee] (Ep. 2-5)
Guest Role
Machida Jun
Futami Yohei [Boy who picked up Haruto's glove] (Ep. 2-3)
Guest Role
Hanagasaki Kouichi
[Curator] (Ep. 3)
Guest Role
Sakai Toshiya
[Amami Oshima guest house owner] (Ep. 3, 6)
Guest Role
Mizuno Tomonori
[Scientific research lab analyzer] (Ep. 3-4, 8)
Guest Role
Ogasawara Haruo
Yomo Tadayoshi (Ep. 3-4, 9-10)
Guest Role
Shibazaki Masato
[Saitama Prefectural Police Chief] (Ep. 3)
Guest Role
Noguchi Aki
[Student] (Ep. 3)
Guest Role
Yokoyama Ryo
Hashishita Kazuma [Police officer called by Mitsuo] (Ep. 4)
Guest Role
Honma Tsuyoshi
[Complaining Co-Earth customer] (Ep. 4)
Guest Role
Yokota Miki
[Co-Earth employee] (Ep. 4)
Guest Role
Furuya Kazuki
(Ep. 4)
Guest Role
Yamashiro Ruito
Hidaka Haruto [Young] (Ep. 5, 7)
Guest Role
Sakata Tadashi
[Bystar Financial officer] (Ep. 5)
Guest Role
Hashimoto Mami
Toda Kazuki [Witness] (Ep. 5-6)
Guest Role
Yoshimi Masaki
Todo Satoshi [Criminal gang member] (Ep. 5)
Guest Role
Narimatsu Osamu
[Kazuki's ex-colleague] (Ep. 5)
Guest Role
Takeno Isao
[Izakaya owner] (Ep. 5)
Guest Role
Suzuki Bob
[Illegal casino security guard] (Ep. 5)
Guest Role
Terada Muroran
(Ep. 5)
Guest Role
Arianna
(Ep. 5)
Guest Role
Taguchi Hiromasa
Towada Gen (Ep. 6)
Guest Role
Uesugi Shuhei
[Man told to spray the wall] (Ep. 6-7)
Guest Role
Sugata Shun
Kume Masahiko [Representative director of "Pro Save Integrated Security Security"] (Ep. 6)
Guest Role
Umezawa Masayo
Kume Asako [Masahiko's wife] (Ep. 6)
Guest Role
Iwata Gan
[Man who found the locker] (Ep. 6)
Guest Role
Kin Takao
[Real estate agent] (Ep. 6)
Guest Role
Morishita Hisae
[Crime scene cleaner] (Ep. 6-7)
Guest Role
Matsukado Yohei
[Crime scene cleaner] (Ep. 6-7)
Guest Role
Kiba Katsumi
Hidaka Mitsuru [Haruto's father] (Ep. 7, 9-10)
Guest Role
Aoyama Asami
Senda Kanna [Medical social worker] (Ep. 7)
Guest Role
Tokunaga Eri
Hidaka Akane [Haruto & Sakuya's mother] (Ep. 7)
Guest Role
Asano Kazuyuki
Azuma Sadao [Haruto & Sakuya's father] (Ep. 7, 9)
Guest Role
Nakagawa Nozomi
Azuma Sakuya [Young] (Ep. 7-9)
Guest Role
Kaji Masaki
Kume Yukihiko [Masahiko's son] (Ep. 7-10)
Guest Role
Aoki Kazuyo
[Co-Earth female cleaner] (Ep. 8)
Guest Role
Imai Eiji
(Ep. 8)
Guest Role
Morioka Ryu
[Kagoshima Prefectural Police detective] (Ep. 10)
Guest Role