- Country: China
- Genres: Action, Crime, Mystery
- Release: 2016-08-19
- Director: Jazz Boon
- Writers: Cat Kwan
- Language: Cantonese | Mandarin | English | Portuguese
- Stars: Nick Cheung , Louis Koo , Francis Ng , Charmaine Sheh , Hui Siu-Hung , Moses Chan , Kai-Chung Cheung , Clara Lee , Li Guangjie , Xing Yu
- Runtime: 109 min
- Awards: 1 nomination
- AKA: Su Dô hành Gia (Vietnam) , Double Suspect: Giwaku no Sennyu-sousakan (Japan) , Идущий по линии (Russian Federation) , Line Walker (United Kingdom) , Sứ Mệnh Nội Gián (Vietnam) , Line Walker , Line Walker (Indonesia) , ダブル・サスペクト 疑惑の潜入捜査官 (Japan) , Line Walker (United States of America) , 使徒行者 (Hong Kong) , Line Walker (Philippines) , Shi tu xing zhe , Operação Secreta (Brazil) , 使徒行者 (China) , 使徒行者 (Taiwan)使徒行者, 使徒行者 (China)
- Plot:
The details of undercover police officers are deleted from a police database and a senior officer is left struggling to know who are the undercover officers and who are the criminals.
- IMDB:tt5896962
Line Walker Cast · · · ALL
Jazz Boon
Director
Nick Cheung
Blue
Louis Koo
Shiu Chi-Long
Francis Ng
Q sir/Inspector Q
Charmaine Sheh
Ding Siu-Ka
Hui Siu-Hung
Foon Hei-Gor
Li Guangjie
Tung Pak-Ho
Huiwen Zhang
Siu Ying
Xing Yu
sniper / assassin
Cheng Taishen
Kwok Ming
Moses Chan
Police superintendent
Clara Lee
Assassin
Ben Yuen
Uncle Heen
Choi Kwok-Hing
Master Fung
Jade Leung
Karina
Rebecca Zhu
Samantha, CIB detective
Jimmy Au Shui-Wai
Hong Sir
Lo Hoi-pang
Bob Lam
Yee Tin Hung