Ryu Deok-hwan

Oh Dong-ku

Baek Yoon-sik

Coach

박영서

Jong-man

Lee Eon

Park Joon-woo

Kim Yoon-seok

Dong-ku's Father

草彅剛

Japanese Teacher

문세윤

Big Guy

Yoon Won-seok

Big Guy

Kim Won-sik

Dong-cheol

Choi Jung-woo

President

장남열

Homeroom Teacher

Min Kyung-jin

Manager