Seo Hyun-chul

as Dong-woo

as Pilot Baek

as Chief Detective

as Lim Seung-man

as Jo Hyun Suk

as Ax man / Gi-seong

as Chief Detective Ko

as Choi Kyung-rok

as Client

as So Gyeong-dong • 16 eps

as Self • 1 eps

as Department head • 2 eps

as Jang Rye-ji • 1 eps

as Seo Byeong-joo • 1 eps

as Jeong Yong-jik • 12 eps

2 eps

as Cha Ho-yeol • 12 eps

as Hwang Kyeong-cheol • 16 eps

as Seo Hyeon-cheol • 24 eps

as Seo Hyun-sik • 12 eps

as Jo Pan-shik • 16 eps

as Jang Joong-kyu • 16 eps

as Joo Dong-il • 16 eps

12 eps

as Baek Cham • 24 eps

as Jeong Hong-sik • 12 eps

as Yoo-jin's stepfather • 1 eps

as Self • 9 eps

as Hyun-Joo's father • 32 eps

as Oh Dae-yong • 32 eps

as Lee Sang-Hoon • 121 eps

as Yang Myung-chul • 16 eps

as Soo Jin's father • 16 eps