Editing Infernal Affairs II (section)

==Cast==
* [[Anthony Wong (Hong Kong actor)|Anthony Wong]] as Wong Chi-shing (黃志誠), a police inspector who aims to take down the Ngai family triad.
* [[Eric Tsang]] as Hon Sam (韓琛), a member of Ngai's triad.
* [[Carina Lau]] as Mary, Hon Sam's wife.
* [[Francis Ng]] as Ngai Wing-hau (倪永孝), the boss of the Ngai family triad after his father's assassination.
* [[Edison Chen]] as Lau Kin-ming (劉健明), Hon Sam's mole in the police force.
* [[Shawn Yue]] as Chan Wing-yan (陳永仁), Ngai Wing-hau's half-brother and an undercover cop.
* [[Hu Jun]] as Luk Kai-cheung (陸啟昌), a police superintendent who is Wong's close friend and partner.
* [[Chapman To]] as "Silly" Keung (傻強), Chan's friend and fellow triad member.
* [[Roy Cheung]] as Law Kai-yin (羅繼賢), an undercover cop in the triad.
* [[Liu Kai-chi]] as Uncle John (三叔), a prominent triad member.
* [[Joe Cheung]] as Ngai Kwun (倪坤), the boss of the Ngai family triad and Ngai Wing-hau's father who was assassinated by Lau.
* [[Henry Fong Ping|Henry Fong]] as Gandhi (甘地), one of the Big Four.
* Peter Ngor as Negro (黑鬼), one of the Big Four.
* [[Arthur Wong]] as Kwok-wah (國華), one of the Big Four.
* [[Teddy Chan]] as Man-ching (文拯), one of the Big Four.
* Chiu Chung-yu as Mary, the girl Lau meets in the police station at the end of the film.
* Phorjeat Keanpetch as Sunny, the Thai drug lord who tried to kill Hon Sam.
* [[Ye Shipin]] as a socialite at the handover party
* [[Tay Ping Hui]] as Hung, lawyer for the Ngais
* Hui Kam-fung as the principal of the police cadet school
* Alexander Chan as Ngai Wing-yee (倪永義), Ngai Wing-hau's elder brother.
* [[Andrew Lin]] as Ngai Wing-chung (倪永忠), Ngai Wing-hau's younger brother.
* [[Kara Hui]] as Ngai Wing-tsz (倪永慈), Ngai Wing-hau's elder sister
* [[Wan Chi Keung|Wan Chi-keung]] as Superintendent Leung (梁Sir), Wong's superior.
* Chan Charoenwichai as Paul, the Thai drug dealer who became friends with Hon Sam.
* [[Kelly Fu]] as May, Chan's girlfriend