Actors: Simon Yam,Tony Ka Fai Leung,Kate Tsui,Suet Lam,Maggie Siu,Siu-Fai Cheung,Ting Yip Ng,Yiu-Cheung Lai,Samuel Pang,Suet-sum Tse,Kuo-Cheng Liu,So-Foon Wong,Hin-Wai Au,Chung Him Law,Frank Michael Liu Genre: Year: 2007 Imdb:click here
" So the way the film works is that you have this sub-division of the police department that has maybe a dozen or so operatives, in civilian clothes, who attempt to identify and gather information on suspected criminals"