Joung Young-sub

as Jeon Nam-jin(126 eps)

as Law Professor Lee Nam-cheol(1 ep)

as Company commander(2 eps)

as Detective(2 eps)

as Detective

as Gyeong-chi

as PD

as News anchor

as Intelligence Bureau Agent

as Cheol-soo

as Ji-young's boyfriend

as Joong-pil's brother-in-law