- Country: China
- Genres: Comedy, Crime, Drama
- Release: 2021-10-22 (China)
- Director: Xiang Liu
- Writers: Xiang Liu , Ye Long
- Language: Chinese
- Stars: Wei Fan , Shawn Dou , Songwen Zhang , Zhu Zhu , Liang Chao , Ming Hu , Shang Gao , Cai Lu
- Runtime: 107 min
- Awards: N/A
- AKA: Knock Knock , Bu su lai ke , 不速来客 (China) , Knock Knock , Bu Su Lai Ke (Singapore)不速来客 (China)
- Plot:
- IMDB:tt15554682
Knock Knock Cast · · · ALL
Xiang Liu
Director
Wei Fan
Old Li
Shawn Dou
Ma Mingliang
Songwen Zhang
Yan Zheng
Zhu Zhu
Lily
Liang Chao
Yo Dacheng