Jo Deok-hyeon

as Self (archive footage) (1 episode)

as Ha Gee-wan (2 episodes)

as Lee Sang Hyun (124 episodes)

as Minister #1

as Kim Young Man [Mi So's father] (4 episodes)

as Jo Won-gu (20 episodes)

as Police Commissioner Ji Young-bu

as Tae-won

as Seok-joo

as Park Chang-joo

as Sam Gook-ji

as cameo (8 episodes)

as Mr. Kim (guard)

as Hoo Ga-shi

as Kim

as Staff

as Section Chief Kim

as President Cho

as Mr. Choi

as Teacher Kim

as Bar Owner

as Chang-gil

as Choi Dae-Han (52 episodes)