Cha Yeob

as Gangster (1 episode)

as Deok-jung (7 episodes)

as Oh Chi-hyeon (14 episodes)

as Geum-su (9 episodes)

as Park Jin-soo (8 episodes)

as Kim Gil-sang (16 episodes)

as Choi Seong-soo (50 episodes)

as Detective Ki

as Jeong Sang-hyub

as Min-woo (1 episode)

as Lee Sung-Wook (12 episodes)

as Car Owner

as Kwang-Bae

as Geun-bae

as Detective

as Lee Taek-gi

as RoboCop (36 episodes)

as Investigator Go (32 episodes)

as Assistant Director Jo

as Hyun-seung

as Jae-hwan