What's Up? (2011)

Lim Ju-hwan

as Jang Jae-Hun

Oh Man-seok

as Sun Woo-Yeong

Kim Ji-won

as Park Tae-Yi

Im Joo-eun

as Oh Doo-Ri

Cho Jung-seok

as Kim Byung-Gun

DAESUNG

as Ha Do-Sung

Jang Hee-jin

as Eun Chae-young

Lee Soo-hyuk

as Lee Soo-bin

An Seo-hyun

as Oh Doo-ri (young)

Song Ok-suk

as Jang Jae-heon's mother

Kim Mi-kyeong

as Professor Yang Soo-jung