
Justice. Undercover.
A career-long undercover Hong Kong cop is sent to Mainland China when his former protégé becomes the primary suspect in a murder.
Donnie YenDragon Chan
Jing TianFang Jing
Andy On Chi-kitSunny
Ronald Cheng Chung-keiCaptain Zhang
Nina Paw Hei-chingAmy (Long's Mother)
Collin ChouCheung Mo-Hung
Yang ZhigangLei Peng
Terence Yin Chi-waiTerry
Frankie Ng Chi-hungTriad Mahjong Player
Zhang HanyuBlade
Ken Lo Wai-kwongBrother Bo (Triad Mahjong Player)
Evergreen Mak Cheung-chingBrother Kun
Andy Yan HuaBig Noise Fa
Tony Ho
Yu Kang