Main Characters Jackson Wang 6 main appearances Nam Joo Hyuk 6 main appearances Ji Soo 6 main appearances Kim Myung Soo 5 main appearances Kim Tae Hyung 5 main appearances N 4 main appearances Lee Won Geun 4 main appearances Choi Tae Joon 4 main appearances Park Hyung Shik 4 main appearances Kim Ji Suk 1 main appearances Jun Jung Kook
Recurring Guest Characters Lee Ki Kwang 5 guest appearances Lee Hong Bin 3 guest appearances Yook Sung Jae 1 guest appearances