Cast
9 people
K
M
J
S
C
R
K
H
Kim Joo-wonSelf - Host
Matthew RichSelf - Rehearsal Director
Jung Bo KyungSelf - Coach
Seong Chang YongSelf - Coach
Choi Soo JinSelf - Coach
Ryu Hoi WoongSelf - Coach
Kim Jae-seungSelf - Coach
Han Seong WooSelf - Coach