as Chairman Kang(20 eps)
as Tae-shik's father
as Lee Pil-deuk, Kyung-min's grandfather(16 eps)
as Choong Won Kong(30 eps)
as Professor Han
as ๋ฐ์ฑ๋ฌ(1 ep)
as Lee Seong Gye(159 eps)
as Jo Sa Seok(63 eps)
as ํ์ฟ ๋ค(16 eps)
as Chang Myon(41 eps)
as Lee Soon Shin(55 eps)
as King Taejo(27 eps)
as Jo Sa Seok(60 eps)