Chasing the Dragon

Donnie Yen

Crippled Ho

Andy Lau

Lee Rock

Kent Cheng Jak-Si

Piggy

Keung Ho-man

Wil

Wilfred Lau Ho-Lung

Wayne

Yu Kang

Chad

Kent Tong Chun-Yip

Tong

Michelle Hu

Jane

Raquel Xu Dongdong

Rose

Felix Wong Yat-Wah

Jan

Ben Ng Ngai-Cheung

Chubby

Bryan Larkin

Hunter

Niki Chow Lai-Kei

Ho's ex-wife - May

Philip Ng Wan-Lung

Wai Man

Jonathan Lee Yat-Sing

Peter

Lawrence Chou Chun-Wai

Willy

Wang Qian-Yu

Kenneth Tsang

Sir Chow

Michael Chan Wai-Man

Master Dane

Ricky Wong Chun-Tong

Grizzly Bear

Qing Xia

Grizzly Bear's Wife

Han Xinyi

Snake Dancer

Terence Yin Chi-Wai

Tong's Brother

Jason Wong

Comic

Chun Wong

Uncle Niu

Zhang Hongyi

Tong's Wife

Dominic Ho Hou-Man

Man Ng

Julian Gaertner

Translator

Philippe Joly

Chief Commissioner of Police

Jai Day

Michael Szuc

Peter Godber

Chloe Chan

Alva

Anders Nelsson

Mr Glen

Jiraphat Intrasthit

Drug Dealer in Thailand

Bianca Stam

Commissioner of ICAC

Jack Wong

Andy Wong Chi-Man

Andy Yan