Starring Cast
Full cast
15 cast membersKim Sung-eun
Vocal Coach
Yoon Jae-yong
Contestant / self
Jo Seung-hyeon
Contestant / self
Takuma
Contestant / self
Fan
Contestant / self
Lin
Contestant / self
Jeon Jun-pyo
Contestant / self
Jung Hyun-jun
Contestant / self