Undercover High School

Seo Kang-joon

as

Jeong Hae-sung

Jin Ki-joo

as

Oh Su-ah

Kim Shin-rock

as

Seo Myung-ju

Kim Min-ju

as

Lee Ye-na

Yoon Ga-i

as

Park Mi-jung

Kim Young-ah

as

Im Chung-ha

Lee Hyeon-so

as

Han Seung-jae

Kim Seung Beom

as

Kim Ho Jin [In...

Kang Soo-bin

as

Bully Student ...