Undercover High School Cast
8 actors in all seasons
Seo Kang-joon
Jeong Hae-sung
Jin Ki-joo
Oh Su-ah
Kim Shin-rock
Seo Myung-ju
Kim Min-ju
Lee Ye-na
Yoon Ga-i
Park Mi-jung
Kim Young-ah
Im Chung-ha
Lee Hyeon-so
Han Seung-jae
Kim Seung Beom
Kim Ho Jin [Informant]