Heo Nam-jun

as Special Detective

as New Killer Actor

as Han Sang-wook

as Gang Boss Yang's Subordinate

as Manager Joo

as Cha Se-gye / Yi Hyeon • 14 eps

as Kim Yeon-jun • 1 eps

as Na Dae-ryong • 2 eps

as Han Jae-pil • 12 eps

as Self • 1 eps

as Self • 3 eps

as Lee Seung-jun • 16 eps

as Ji Sang-woo • 12 eps

as Kim Sang-hyeok • 10 eps

as Ha Myung-Jin • 12 eps

as Self • 1 eps

as Jeong Soon-koo • 16 eps

as Self • 1 eps

as Oh Gwang-tae • 16 eps

as Kang Seok-Chan • 16 eps

as Ko Bong-hwan • 1 eps

as Former Employee • 1 eps

as Song Hae-su • 12 eps