as Kwon Si-woo

as Ahn Yoo-jun

as Seung-hyun

as Young Myung-hwan

as King Heon-jong

as Jae-young

as Yong-jun

as Hwangbo Yool

as Kim Jin-Young

as Chief Hong

as Jae-ha

as Oh Jin-woo

as Lee Joon-ho

as Dong Hae Sung

as Himself

as Kim Yeol

as Lee Eunchang

as Kim Hong-yeon

as Soo Kwon Tae

as The Boy

as Kang Moo-yeol (young)

as Kwon Do-young

as Kim Jae-woon (young)