It's Okay, That's Love

Zo İn-sung

Jang Jae Yeol

공효진

Ji Hae Soo

Sung Dong-il

Jo Dong Min

이광수

Park Soo Gwang

Jin Kyung

Lee Young Jin

Lee Sung-kyung

Oh Son Yeo

도경수

Han Gang Woo

Yang İk-jun

Jang Jae Beom

차화연

Jang Ok Ja

성유빈

Jang Jae Yeol (Young)

No Tae-yeob

Jang Jae Beom (Young)

Kim Mi-kyung

Hae Soo's mother

최문경

Ji Yoon Soo

최승경

Oh Do Deuk

Tae Hang-ho

Yang Tae Yong

Lee Dong-ha

Yoon Cheol