여교사

김하늘

Park Hyo-joo

유인영

Hae-young

이원근

Jae-ha

อี ฮี-จุน

Pyo Sang-woo

기주봉

Jae-ha's father

이기우

Lee Jong-chan

ซอกยง

vice-principal

홍완표

head teacher

오나라

Lesson teacher

이경영

Chairman

곽동연

Yoo Jong-Ki

임화영

Lee Yoon-mi