Lee Seung-joon

as Woo-sik's student

as Detective Lee

as Doctor Lee

as Yong-hu's Father

as Security Agent #1

as Kim Yong-gyu

as Seung-pal

as Section Chief Choi

as PD

as Ahn Wi

as Chief Medical Officer

as Cop at scene of accident

as D.A. Investigator

as Self

as Kyeong-nam

as Dad

as Wan-han

as Teacher Moon

as Seung-kyu

as Kang Myeon-sik

as Motel Bellhop

as Min-seok

as Yeo Shin • 6 eps

as Priest • 2 eps

as Hyeon Sang-cheol • 12 eps

2 eps

as Jang Hyun-chul • 12 eps

as Ji Gyung-hun • 12 eps

as Choi Kyung-jong • 16 eps

as Yun Byeong-geun • 7 eps

as Psychiatrist • 7 eps

as Jung Bong-wan • 12 eps

as Kang Bong-go • 16 eps

as Cha Joo-man • 16 eps

as Koh You's father • 8 eps

as Lee Byeong-joon • 12 eps

as Eom In-chan • 12 eps

as Jung Seung-jun / Jeong Dang-myeong • 16 eps

as Kang Chung-Mo • 16 eps

as Kim Gi-ha • 16 eps

as Charlie Jung • 3 eps

as Choi Jin-moo • 12 eps

as Kim Chul-woong • 32 eps

as Jung Yoon-jeo • 32 eps

as Kang Man-young • 1 eps

as Kang Geun-taek • 16 eps