character - Self

character - Mentor

character - Self

character - Ban Dae Soo

character - Self

character - Kang Woo Jin

character - Main Role

character - Self - Host

character - Judge

character - Self

character - Self

character - Self

character - Im Gun-Wook

character - Himself

character - Self

character - Himself

character - Himself

character - Jean Valjean

character - Self - Panelist

character - Han Woo-Joo

character - Yoo Joon Woo

character - Himself

character - Ji Won-yeong

character - Self

character - Himself

character - Self

character - Kang Seung Yoon

character - Ban Dae-su

character - Self - Participant

character - Self

character - Himself