Won Bin
Kim Jong-hyeon
Shin Ha-kyun
Kim Seong-hyeon
Kim Hae-sook
Mother
Lee Bo-young
Mi-ryeong
Jung Ho-bin
Young-Joon (uncredited)
Cho Jin-woong
Doo-shik
Kim Kwang-kyu
Mi-Ryeong's brother (uncredited)
Ko In-beom
Eok-Soo's father (uncredited)
Kim Jin-hyeok
Literary Club Senior (uncredited)
Kim Jung-tae
Eok-Soo (uncredited)