Choi Dae-hoon

as Gwang-i

as Sleep Doctor

as 촤병모

as Detective

as Investigator

as Jong-soo

as Boo Oh-seong • 1 eps

as Seong Han-su • 10 eps

as Son Gyeong-hun • 8 eps

as Woo Myeong-hun • 12 eps

as Bu Sang-gil • 13 eps

as Choi Jin-man • 12 eps

as Detective Jang Mun-jae / Paimon • 3 eps

as Yi Seon • 16 eps

as Park Se-gyu • 16 eps

as Seo Min-hyuk • 12 eps

as Jang Seung-jun • 4 eps

as No Seung Hwan / Nam Dae Moon [Seongju Prison inmate] • 16 eps

as Ryu Sung-jae • 16 eps

as Reporter Kim • 16 eps

as Park Jung-je • 16 eps

as Park Sung-jae • 16 eps

as Lee Woo-chul • 16 eps

as Cheon Sang-u • 16 eps

as Jang Bok Su [Gambler] • 1 eps

as Mr. Choi [CEO of Heaven Entertainment] • 2 eps

as Yoon Se-jun • 12 eps

as Choi Soo-hwan • 4 eps

as Joseon Scholar • 1 eps

as Secretary Hwang • 16 eps