as Ahn Young-choon(8 eps)
as Jack
as Kwon Seok-Woo(32 eps)
as Self(1 ep)
as Han Dong-jin(16 eps)
as Self(13 eps)
as Self(20 eps)
as Self(1 ep)
as Lee Sanghyun(16 eps)
as Kim Ji-hong
as Director Shin / "Terius"(40 eps)
as Self(1 ep)
as Kang Eun-hyuk(16 eps)
as Jung Hyung-seok(8 eps)
as Self(2 eps)
as Min Ji hwan(17 eps)
as Jung-woo(2 eps)