Seo Young-joo

The Treacherous

as Young Im Sung-jae

A Frozen Flower

as Young Han-baek

I, the Executioner

as Fake Haechi

Moebius

as Son

The Thieves

as Young Macao Park

The Age of Shadows

as Joo Dong-sung

Juvenile Offender

as Jang Ji-gu

The Killing Vote

as Kim Ji-hoon

Beautiful World

as Han Dong-soo

May Queen

as Jang Il-moon (young)

Can You Hear My Heart?

as Jang Joon-ha / Bong Ma-roo (young)

Gye Baek, Warrior’s Fate

as Gyo-ki (teen)

Girls' Generation 1979

as Bae Dong-Moon

Nobody Knows

as Kim Tae-hyung

BEGINS ≠ YOUTH

as Kim Do-geon

Solomon's Perjury

as Lee So-Woo

Strange Heroes

as young Jin Do-hyuk