as Do Ji-hyuk(1 ep)
as Song Kang-in(2 eps)
as Yoo Gyo-han
as Bagboy(1 ep)
as Assistant manager Go(16 eps)
as Lee Jin sang(8 eps)
as Nam-young
as Ji Seung-jae(2 eps)
as Bang Sam-sik(14 eps)
as Hyun-soo (young)
as Park Dang-gu(30 eps)
as Yoon Gwi-nam(12 eps)
as Oh Cheon-kook(12 eps)
as Na Jeok-bong(12 eps)
as Yoo Pil-Sang(16 eps)
as Na Kyeong-soo
as Police Precinct Student 3
as Seung Won's classmate(3 eps)
as Seung-jun(2 eps)
as Kang Gu(16 eps)