While You Were Sleeping: Cast Rate: –☹️ Very Bad🙁 Bad😐 Average🙂 Good😃 Excellent🤩 Super! ★ Save Rating✔ Rating Saved! Notify me: –about new episodeabout new seasonabout end of season Subscribe✔ Subscription Saved! While You Were Sleeping Fantasy, Romance, Legal 9/27/17 – 11/16/17 Korea, Republic of http://programs.sbs.co.kr/drama/wyws GeneralEpisodesTranslationsCastCharactersGallery Cast See full cast → Lee Jong Suk as Jung Jae Chan Suzy as Nam Hong Joo Lee Sang Yub as Lee Yoo Bum