as Woo-joo
as Park Dae-seok(1 ep)
as Gi Hun [Abandon Me](1 ep)
as Jeong Soo-hyun(2 eps)
as Sang Hyeok(1 ep)
as Raken(12 eps)
as Kang Yoo Hyuk(3 eps)
as Lee Dong-min(9 eps)
as Kim Yi Sak(10 eps)
as Kang Yoon Ho(12 eps)
as Lee Hae Jun(16 eps)