이제훈
Jang-ho
Han Suk-kyu
Sang-jin
강소라
Sook-hee
Lee Jae-yong
Gang Boss
Jin Kyung
Mi-sun
Bae Sung-woo
Sang-jin's Alumnus (uncredited)
조진웅
Chang-soo
김지석
Drunken Man (cameo) (uncredited)
이상훈
Teacher
윤영균
Delivery Man
Yang Han-yeol
Ji-min
Oh Dal-su
Principle Deok-saeng
Delivery man
