Choi Min-sik
Gang Tae-shik
Ryoo Seung-bum
Yoo Sang-hwan
Im Won-hee
Won-tae
Cheon Ho-jin
Sang-chul
Kim Su-hyun
Kwon Rok
Na Moon-hee
Sang-hwan's Grandmother
Gi Ju-bong
Yu Sang-hwan's Father
Byun Hee-bong
Coach Park
Ahn Kil-kang
Correctional Supervisor
Kim Yeong-in
Old Man Kim (uncredited)
Hong Ji-min
Caretaker (uncredited)
Oh Dal-su
Yong-dae (uncredited)
Jeong In-gi
Doctor (uncredited)
Hwang Choon-ha
Yong-jin
Chung Chung-hoon
Gwang-ho
Park Jun-myun
Fat Lady