While You Were Sleeping - Production & Contact Info

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61 cast members

Name	Episodes	Known for
Bae Suzy Nam Hong-ju Nam Hong-ju See fewer	32	Architecture 101 (2012)
Lee Jong-suk Jeong Jae-chan Jeong Jae-chan See fewer	32	Romance Is a Bonus Book (2019)
Jung Hae-in Han U-tak Han U-tak See fewer	32	Tune in for Love (2019)
Lee Sang-Yeob Lee Yu-beom Lee Yu-beom See fewer	32	Once Again (I) (2020)
Ko Sung-hee Sin Hui-min Sin Hui-min See fewer	32	Mother (2018)
Sin Jae-ha Jeong Seung-won Jeong Seung-won See fewer	32	Taxi Driver (2021)
Kim Won-hae Choi Dam-dong Choi Dam-dong See fewer	32	Are You Human Too? (2018)
Hwang Young-hee Yoon Moon-seon Yoon Moon-seon See fewer	32	Mother (2009)
Park Jin-joo Moon Hyang-mi Moon Hyang-mi See fewer	30	Sunny (2011)
Bae Hae-sun Son Woo Joo Son Woo Joo See fewer	27	Happiness (2021)
Min Sung-wuk Lee Ji-gwang Lee Ji-gwang See fewer	27	Pinocchio (2014)
Lee Yoo-Joon Oh Gyeong-han Oh Gyeong-han See fewer	27	Alchemy of Souls (2022)
Lee Ki-young Chief Park Dae-young Chief Park Dae-young See fewer	26	A Bittersweet Life (2005)
Oh Eui-Sik Reporter Bong Reporter Bong See fewer	23	Weightlifting Fairy Kim Bok-Joo (2016)
Pyo Ye-jin Cha Yeo-jeong Cha Yeo-jeong See fewer	19	Taxi Driver (2021)
Nam Da-reum Jeong Jae-chan [Young] Jeong Jae-chan [Young] See fewer	19	Six Flying Dragons (2015)
Lee Bong-ryun Go Pil-sook Go Pil-sook See fewer	17	Okja (2017)
Son San Min Jung-ha Min Jung-ha See fewer	16	Sense8 (2015)
Shin Yi-Joon Nam Hong-ju [Young] Nam Hong-ju [Young] See fewer	14	The Queen's Classroom (2013)
Lee Do-gyeom Myeong Dae-gu Myeong Dae-gu See fewer	12	Melting Me Softly (2019)
Baek Sung-hyun Do Hak-yeong Do Hak-yeong See fewer	10	Splendid Politics (2015)
Kim Da-ye Kang Cho-hui / Kang Cho-hui [Barista] / Kang Cho-hui [Dae-hui's Sister] Kang Cho-hui / Kang Cho-hui [Barista] / Kang Cho-hui [Dae-hui's Sister] See fewer	10	Empire of Lust (2015)
Ko Woo-rim Chan-ho [Ms. Son's son] / Jeong Seung-won [Young] Chan-ho [Ms. Son's son] / Jeong Seung-won [Young] See fewer	9	Mr. Sunshine (2018)
Lee Jae-kyoon Choi Dam-dong [Young] Choi Dam-dong [Young] See fewer	9	The Veil (2021)
Heo Joon-seok Dong-gyun (News Boss) Dong-gyun (News Boss) See fewer	8	Sisyphus: The Myth (2021)
Kim So-hyun Park So-yun Park So-yun See fewer	7	Who Are You: School 2015 (2015)
Choi Won-young Hong-ju's Father Hong-ju's Father See fewer	7	Doctor Prisoner (2019)
Jang So-yeon Do Geum-sook Do Geum-sook See fewer	7	Peninsula (2020)
Jang Hyun-sung Jae-chan's Father Jae-chan's Father See fewer	7	Doctors (2016)
Moon Ah-ram Yu-beom's Receptionist Yu-beom's Receptionist See fewer	7	Dr. Romantic (2016)
Jeon Gook-hwan Su-gyeong's Father Su-gyeong's Father See fewer	6	I Saw the Devil (2010)
Kim Ki-chun Lee Hwan's Father Lee Hwan's Father See fewer	6	The Wailing (2016)
Jung Won Cha Yu Su-gyeong Yu Su-gyeong See fewer	6	Lawless Lawyer (2018)
Jo Mi-nyeo Ji-gwang's Paralegal Ji-gwang's Paralegal See fewer	6	Still 17 (2018)
Hong Kyung Choi Wook-hyeon Choi Wook-hyeon See fewer	5	Innocence (2020)
Kang Ki-young Kang Dae-hui Kang Dae-hui See fewer	5	Moment at Eighteen (2019)
Yoo In-soo Seung-won's Classmate Seung-won's Classmate See fewer	5	Forgotten (2017)
Lee Min-Jae Seung-won's Classmate Seung-won's Classmate See fewer	5	Train (2020)
Eom Hyo-Seob Park Jun-mo (So-yun's Father) Park Jun-mo (So-yun's Father) See fewer	5	Silenced (2011)
Ryu Tae-ho Mun Tae-min Mun Tae-min See fewer	4	Memories of Murder (2003)
Moon Yong-suk Lee Hwan [Tae Min's student] Lee Hwan [Tae Min's student] See fewer	4	Lovely Runner (2024)
Lee Jae-won Phone Buyer Phone Buyer See fewer	3	The Man from Nowhere (2010)
Lee Na-ra Ha Joo-an Ha Joo-an See fewer	3	Forgotten (2017)
Son Byung-ho Haekwang President Go Haekwang President Go See fewer	3	The Good, the Bad, the Weird (2008)
Yeo Hoi-hyeon Lee Yu-beom [Young] Lee Yu-beom [Young] See fewer	3	Mirror of the Witch (2016)
Lee Jeong-eun Jae-chan's Mother Jae-chan's Mother See fewer	2	Parasite (2019)
Shin Eun-jung Kim Ju-yeong [Chief Judge] Kim Ju-yeong [Chief Judge] See fewer	2	Hyde, Jekyll, Me (2015)
Lee Ga-Ryeong Hospital Coordinator Hospital Coordinator See fewer	2	You're All Surrounded (2014)
Jo Yeon-ho Im Se-yeong [Witness] Im Se-yeong [Witness] See fewer	2	Mouse (2021)
Park Sang-hwi Yu-beom's Driver Yu-beom's Driver See fewer	2	Big Mouth (2022)
Lee Joo-suk Judge Judge See fewer	2	Apt (2006)
Jung Hyun-suk Chan-ho's Doctor Chan-ho's Doctor See fewer	2	Broken (2014)
Yoon Yong-hyun Phone Thief Phone Thief See fewer	2	While You Were Sleeping (2017)
Lee Sung-kyung Couple in Meadow Couple in Meadow See fewer	1	Dr. Romantic (2016)
Yoon Kyun-sang Couple in Meadow Couple in Meadow See fewer	1	Six Flying Dragons (2015)
Kang Shin-hyo Gyu-won Gyu-won See fewer	1	Iris (2009)
Park Young-soo Car Salesman Car Salesman See fewer	1	Alchemy of Souls (2022)
Shim Wan-Joon Man with mustache Man with mustache See fewer	1	Grid (2022)
Kim Do-hye Child with Stuck Balloon Child with Stuck Balloon See fewer	1	Goodbye Earth (2024)
Hong Hee-won Forensic Pathologist Forensic Pathologist See fewer	1	A Company Man (2012)
Im Ga-young High School Student High School Student See fewer	1	While You Were Sleeping (2017)