- Country: South Korea
- Genres: Thriller
- Release: 2018-12-05
- Director: Kwon Lee
- Writers: Park Jung-Hee , Kwon Lee , Alberto Marini (I)
- Language: Korean
- Stars: Hyo-Jin Kong , Ye-Won Kim , Seong-oh Kim , Bok-rae Jo , Lee Gasub , Han Ji-eun , Joon Young Jang , Jae-hwa Kim , Cha Yub , Cheon-hee Lee
- Runtime: 102 min
- Awards: 1 win
- AKA: Kiedy śpisz (Poland) , Door Lock (United Arab Emirates) , Doeorak (Indonesia) , Door Lock (United Kingdom) , Kẻ Đột Nhập (Vietnam) , Door Lock , 鎖命危機 (Taiwan) , Door Lock (United States of America) , Doeorak (Korea) , Дверний замок (Ukraine) , Fechadura (Brazil) , ドアロック (Japan) , Door Lock (India) , Дверной замок (Russian Federation) , Брава (Serbia) , Door Lock (Egypt) , Porta Fechada (Brazil) , Door Lock (India) , Doeorak , Door Lock (Germany)
- Plot:
Kyung-min lives alone in a one-room apartment. One day, she finds traces of a stranger breaking into her room and soon a mysterious murder case begins to unravel.
- IMDB:tt9402676
Door Lock Cast · · · ALL
Kwon Lee
Director
Hyo-Jin Kong
Jo Kyeong-min
Ye-Won Kim
Oh Hyo-joo
Seong-oh Kim
Detective Lee
Bok-rae Jo
Kim Gi-jeong
Cheon-hee Lee
Kim Sung Ho
Han Ji-eun
Kang Seung Hye
Jae-hwa Kim
Assistant Manager Park
Sang-hee Lee
Manager
Ok Joo-ri
Woman at the gym