Full Cast

    Undercover High School (2025)

    Cast Members (9)

    SK

    Seo Kang-joon

    as Jeong Hae-sung

    12 episodes

    JK

    Jin Ki-joo

    as Oh Su-ah

    12 episodes

    KS

    Kim Shin-rock

    as Seo Myung-ju

    12 episodes

    KM

    Kim Min-ju

    as Lee Ye-na

    12 episodes

    YG

    Yoon Ga-i

    as Park Mi-jung

    12 episodes

    KY

    Kim Young-ah

    as Im Chung-ha

    12 episodes

    LH

    Lee Hyeon-so

    as Han Seung-jae

    12 episodes

    KSB

    Kim Seung Beom

    as Kim Ho Jin [Informant]

    12 episodes

    KS

    Kang Soo-bin

    as Bully Student (Eps 2)

    12 episodes