Full Cast

    The 21-Day Theory (2025)

    Cast Members (4)

    NK

    Narikun Ketprapakorn

    as Pie

    4 episodes

    TSS

    TopTen Supakorn Saokhor

    as Boss

    4 episodes

    PPW

    Pop Pataraphol Wanlopsiri

    as Euro

    4 episodes

    DH

    Dom Haetrakul

    as Barami

    4 episodes