张根硕
Han Joon-soo
宋昰昀
Kim Byul
Moon Mason
Han Woo-ram
高圭弼
Ki-seok
李文植
Subway Attendant (cameo)
吴光禄
Gwang-rok (uncredited)
郑奎洙
Kim Byeol's Father (uncredited)
Jang Jung-hee
Kim Byeol's Mother (uncredited)
吉海妍
Ki-suk's Mother (uncredited)
朴铉锡
Joon-soo's Mother (uncredited)
全世红
Joon-soo's Ex (uncredited)
郑敏圣
Drunk Man (uncredited)
김도연
Ordinary Girl (uncredited)
김구라
Room Salon Customer (uncredited)
李哲民
Police Officer (uncredited)
朴明秀
Woo-ram (voice) (uncredited)
송민형
Teacher (uncredited)
俞智妍
Room Salon Girl (uncredited)
俞智妍
Room Salon Girl (uncredited)
