Don Lee as Ki-chul

Kim Sae-ron as Yu-jin

Jang Kwang as Ki-tae

Lee Sang-yeob as Ji-sung

Shin Se-hwi as Su-yeon

Jin Sun-kyu as Byung-doo

Oh Hee-jun as Dong-soo

Bae Jin-ah as Yi-seul

Yeo Moo-yeong as Chairman

Yoo Young-bin as Tow Truck driver

Lee Sang-hun as Detective

Yoon Byung-hee as Chil-seong

Kang Jeong-won as Bully Girl Student

Kang Min-joon as Boy

Jo Ki-tae as [Male Teacher]