On
August 8, 2026
#630
▲ 588
630th most popular TV show online
48
Popularity Score
Popularity Score
Our daily 0–1000+ popularity score based on public activity across the web.
How it works →
Episodes
Information
| Episode air date | 04.10.2017 |
| Episode runtime | 28 min |
| Episode rating | 0.00 |
| Genres | Sci-Fi & Fantasy / Drama |
| TMDB series rating | 8.4 |
| IMDb series rating | 8.2 |
| Series status | Ended |
| Age rating | 14+ |
| Country | KR |
Trailer
Additional videos
While You Were Sleeping (당신이 잠든 사이에) Teaser #4 | Watch with subs RIGHT after Korea!
While You Were Sleeping (당신이 잠든 사이에) Teaser #2 | Watch with subs RIGHT after Korea!
While You Were Sleeping (당신이 잠든 사이에) Teaser #1 | Watch with subs RIGHT after Korea!
Cast
Similar shows
Recommended shows
