as Buldak
as Won-do
as Park Min-seok
as Hippo
as Son Hyeong-min(12 eps)
as Bae Seong Gyu [Detective](8 eps)
as Oh Bok-tae's Restaurant Employee(1 ep)
as Seo Yun-taek(9 eps)
as Bok-an
as Bang Cheol-jin
as Park Min-seok(62 eps)
as Kim Gi-chang(1 ep)
as Baek Jun-kyu(16 eps)
as Xiao Fang
as Baek Seok-Hee(20 eps)
as Jo Suk's friend(2 eps)
as Seon-Hee