While You Were Sleeping

Suzy

as

Nam Hong-joo

Lee Jong-suk

as

Jeong Jae-chan

Jung Hae-in

as

Han Woo-tak

Lee Sang-yeob

as

Lee Yoo-beom

Hwang Young-hee

as

Yoon Moon-seon

Shin Jae-ha

as

Jeong Seung-won

Kim Won-hae

as

Choi Dam-dong

Park Jin-joo

as

Moon Hyang-mi

Lee Ki-young

as

Park Dae-young

Ko Sung-hee

as

Shin Hee-min

Bae Hae-seon

as

Son Woo-joo

Min Sung-wook

as

Lee Ji-gwang

Oh Eui-sik

as

Bong Doo-hyeon

Lee Yoo-jun

as

Oh Gyeong-han

Son San

as

Min Jeong-hee

Lee Bong-ryeon

as

Go Pil-sook

Pyo Ye-jin

as

Cha Yeo-jeong

Lee Do-gyeom

as

Myeong Dae-goo

Nam Da-reum

as

Young Jeong Ja...

Shin Yi-Joon

as

Young Nam Hong...

Lee Jae-kyoon

as

Choi Dam-dong

Go Woo-rim

as

Young Jeong Se...