Infernal Affairs: Piekielna gra Online

Andy Lau - Inspector Lau Kin Ming, Tony Chiu-Wai Leung - Chen Wing Yan (as Tony Leung) , Anthony Chau-Sang Wong - SP Wong Chi Shing (as Anthony Wong) , Eric Tsang - Hon Sam, Kelly Chen - Dr. Lee Sum Yee, Sammi Cheng - Mary, Edison Chen - Young Lau Kin Ming, Shawn Yue - Young Chan Wing Yan, Elva Hsiao - May, Chapman To - Tsui Wai-keung, Ka Tung Lam - Inspector B (as Lam Ka Tung) , Ting Yip Ng - Inspector Cheung (as Ng Ting Yip) , Dion Lam - Del Piero, Chi Keung Wan - Officer Leung (as Wan Chi Keung) , Hui Kam Fung - Cadet School Principal