Full cast of While You Were Sleeping

Suzy

Nam Hong-joo

32 episodes

Lee Jong-suk

Jeong Jae-chan

32 episodes

Jung Hae-in

Han Woo-tak

32 episodes

Lee Sang-yeob

Lee Yoo-beom

32 episodes

Hwang Young-hee

Yoon Moon-seon

32 episodes

Shin Jae-ha

Jeong Seung-won

32 episodes

Kim Won-hae

Choi Dam-dong

32 episodes

Park Jin-joo

Moon Hyang-mi

32 episodes

Lee Ki-young

Park Dae-young

32 episodes

Ko Sung-hee

Shin Hee-min

32 episodes

Bae Hae-seon

Son Woo-joo

32 episodes

Min Sung-wook

Lee Ji-gwang

32 episodes

Oh Eui-sik

Bong Doo-hyeon

32 episodes

Lee Yoo-jun

Oh Gyeong-han

32 episodes

Son San

Min Jeong-hee

32 episodes

Lee Bong-ryeon

Go Pil-sook

32 episodes

Pyo Ye-jin

Cha Yeo-jeong

32 episodes

Lee Do-gyeom

Myeong Dae-goo

32 episodes

Nam Da-reum

Young Jeong Jae-chan

32 episodes

Shin Yi-Joon

Young Nam Hong-joo

32 episodes

Lee Jae-kyoon

Choi Dam-dong

32 episodes

Go Woo-rim

Young Jeong Seung-won / Chan-ho

32 episodes

Kim Da-ye

Kang Cho Hee [Dae Hee's sister / Barista]

9 episodes

Kim So-hyun

Park So Yoon

8 episodes

Baek Sung-hyun

Do Hak Young [Cable Man]

8 episodes

Jang So-yeon

Do Geum Sook [So Yoon's mother]

6 episodes

Moon Ah-ram

Yu Beom's firm's receptionist

6 episodes

Kang Ki-young

Kang Dae Hee

5 episodes

Hong Kyung

Choi Wook Hyeon [Deserter]

5 episodes

Uhm Hyo-seop

Park Jun Mo [So Yoon's father]

5 episodes

Jeon Kuk-hwan

Soo Kyung's father

5 episodes

Kim Ki-cheon

Lee Hwan's father

5 episodes

Jang Hyun-sung

Jung Il Seung

4 episodes

Cho Mi-nyeo

Ji Kwang's Paralegal

4 episodes

Cha Jung-won

Yoo Soo Kyung [Archer]

4 episodes

Moon Yong-seok

Lee Hwan [Tae Min's student]

4 episodes

Ryu Tae-ho

Professor Moon Tae Min

4 episodes

Jeong Hyun-seok

Chan Ho's doctor

4 episodes

Lee Jae-won

Jo Yoon Pyo [Phone Buyer]

4 episodes

Lee Min-jae

Seung Won's classmate

3 episodes

Yoo In-soo

Seung Won's classmate

3 episodes

Lee Na-ra

Ha Joo-an (IV Drip Serial Killer) (Eps 3)

3 episodes

Son Byung-ho

President Go

3 episodes

Yeo Hoi-hyeon

Lee Yu Beom [Young]

2 episodes

Choi Won-young

Nam Chul Doo [Hong Joo's father]

2 episodes

Lee Jung-eun

Jae Chan's mother

2 episodes

Shin Eun-jung

Kim Joo Young

2 episodes

Jo Yeon-ho

Im Se Young [Witness]

2 episodes

Lee Joo-suk

Presiding judge

2 episodes

Hong Hee-won

Doctor Expert Witness

2 episodes

Yoon Yong-hyeon

Park Dae Young [Phone thief]

2 episodes

Yoon Kyun-sang

Lovers

1 episode

Lee Sung-kyung

Lovers

1 episode

Lim Ga-Young

High school student

1 episode

Shim Wan-jun

Man with mustache

1 episode

Kim Do-Hye

Kindergartner

1 episode

Park Young-soo

Car salesman

1 episode

Kang Shin-hyo

Gyoo Won

1 episode

Woo Sung-min

Kindergartner

1 episode

Kim Su-in

Thief's daughter

1 episode

Lee Ga-ryeong

Hospital Coordinator

1 episode