Vanness Wu

as Officer Wang Sun-Ho

Shawn Yue Man-Lok

as Officer Hung Kei-Lok

Xia Yu

as PRC Luo Zai-Jun

Eva Huang Shengyi

as Officer Pak Yut-Suet

Lawrence Chou Chun-Wai

as Officer James Lam, INTERPOL

Sammo Hung Kam-Bo

as Kong Long

Michael Biehn

as Petros Angelo

Huh Joon-ho

as Captain Ko Tung-Yuen

Maggie Q

as Yuet

Simon Yam

as Commander Hon Sun

Isabella Leong Lok-Sze

as Kong's Daughter

Li Bingbing

as Yu Ching

Andy On Chi-Kit

as Suet's Undercover Target

Philip Ng Wan-Lung

as Lee Chun Pei

Bey Logan

as Officer Kyle

Yuen Wah

as Stall Owner

Gordon Liu Chia-Hui

as Ko

Kent Tong Chun-Yip

Hugo Ng Doi-Yung

Liu Kai-Chi

Tony Ho

Au Hin-Wai

Wong Chi-Wai

Sammy Hung Tin-Chiu

Vincent Sze Cho-Lam