While You Were Sleeping

Title 당신이 잠든 사이에 While You Were Sleeping
Chinese Title 當你沉睡時


Trailer I

The drama is about a woman, Name Hong Joo (Bae Suzy), who can see unfortunate events in her dreams.

Nam Hong Joo (Bae Suzy) live with her mother, Yoon Moon Sun (Hwang Young Hee), a widow who runs a small restaurant. Jin Jea Chan (Lee Jong Suk), a rookie prosecutor, and his younger brother, Seung Won (Shin Jae Ha), move in across the street. Since she was young, Hong Joo has hat the ability to see bad events before they happen, bus she is often unable to do anything about it.

Trailer II

One day, Jae Chan has a strange premonition dream about an accident involving Hong Joo and Lee Yoo Beom (Lee Sang Yeob), ruthless attorney who used to be Jae Chan’s tutor. Jae Shan decides to interfere in the course of events and ends up saving the lives of Hong Joo and Han Woo Tak (Jung Hae In), a young police officer. When Jae Chan, Hong Joo and Woo Tak then start having dreams about one another, they realise that their loves are now somehow entwined. Buy can the three discover the reason that they were brought together and can they prevent the people closest to them from getting hurt?

While You Were Sleeping is a 2017 South Korean drama series directed by Oh Choong Hwan. It is not related to the 1995 American film by the same title starring Sandra Bullock.

Trailer III


Lee Jong Suk as Jung Jae Chan
– Nam Da Reum as Jung Jae Chan (young)
Bae Suzy as Nam Hong Joo
Lee Sang Yeob as Lee Yoo Bum
– Yeo Hoe Hyun as Lee Yoo Bum (young)
Jung Hae In as Han Woo Tak
Go Sung Hee as Shin Hee Min

Division 3 Detectives

Min Sung Wook as Lee Ji Kwang
Bae Hye Sun as Son Woo Joo
Lee Ki Young as Park Dae Young
Kim Won Hae as Choi Dam Dong
– Lee Jae Kyoon as Choi Dam Dong (young)
Park Jin Joo as Moon Hyang Mi
Son San as Min Jung Ha

People around Jung Jae Chan

Shin Jae Ha as Jung Seung Won (Jae Chan’s younger brother)
– Go Woo Rim as Seung Won (young)
Lee Jung Eun as Jae Chan’s mother
Jang Hyun Sung as Jung Il Seung

People around Nam Hong Joo

Hwang Young Hee as Yoon Moon Sun (Hong Joo’s mother)
Choi Won Young as Nam Chul Doo


Lee Yoo Joon as Oh Kyung Han (Police officer alongside with Han Woo Tak)
Oh Ui Shik as Bong Du Hyun (SBC reporter)
Pyo Ye Jin as Cha Yeo Jung (Police officer who unrequited loves Han Woo Tak)
Kim Da Ye as Kang Cho Hee (Coffeehouse employee)
Heo Joon Suk as Dong Gyun
Lee Do Kyum as Myung Dae Goo
Hong Kyung as runaway soldier
Kim Min Jae
Lee Joo Suk as Judge


Kim So Hyun as Park So Yoon (Ep. 3-8, 32)
Uhm Hyo Sup as Park Jun Mo (So Yoon’s father) (Ep. 3-8)
Jang So Yeon as Do Geum Sook (So Yoon’s mother) (Ep. 3-8)
Kang Ki Young as Kang Dae Hee (Ep. 9-13)
Kang Shin Hyo as Gyu Won (Ep. 10)
Shin Eun Jung as Kim Joo Young (judge) (Ep. 11-12)
Baek Sung Hyun as Do Hak Young (ep 13-20)
Cha Jung Won (차정원) as Yoo Soo Kyung (ep 13-20)
Jun Gook Hwan as Yoo Man Ho (ep 15-20)
Ham Sung Min (함성민) as student (ep 17-19)
Moon Yong Suk as Lee Hwan (ep 19-24)
Ryu Tae Ho as Moon Tae Min (ep 21-24)
Kim Ki Chun as Lee Hwan’s dad (ep 21-24, 32)
Yoon Kyun Sang as couple at farm (ep 21)
Lee Sung Kyung as couple at farm (ep 21)
Yoon Yong Hyun as Park Dae Young (ep 25-26)
Lee Jae Won as Jo Yoon Pyo (ep 25-28)
Lee Eun Woo as Ha Joo Ahn (ep 28-30)
Son Byung Ho as President Go (ep 29-31)

Production Credits

Directors Oh Choong Hwan, Park Soo Jin
Screenwriter Park Hye Ryun
Genre Fantasy, Legal, Romance
Episodes 32 
Broadcast network SBS
Broadcast period 2017 September – November


2018 54th Baeksang Arts Awards Most Popular Actress Bae Suzy While You Were Sleeping
2017 SBS Drama Awards Best Couple Awards Lee Jong Suk and Bae Suzy While You Were Sleeping
2017 SBS Drama Awards Best Supporting Actor Kim Won Hae While You Were Sleeping
2017 SBS Drama Awards Excellence Actor (Wed-Thurs Drama) Lee Sang Yeob While You Were Sleeping
2017 SBS Drama Awards Top Excellence Actress (Wed-Thurs Drama) Bae Suzy While You Were Sleeping
2017 SBS Drama Awards Top Excellence Actor (Wed-Thurs Drama) Lee Jong Suk While You Were Sleeping

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