Louis Koo

Sam

Julian Cheung

David

Charlene Choi Cheuk-Yin

Yan

Charmaine Sheh

Sze

Lam Ka-Tung

Chan Chi-Keung

Helena Law Lan

The Taoist

Alex Lam Tak-Shun

Patrick

Heidi Lee

Jamie

Ava Yu Kiu

Hung

Phat Chan Fei

Mysterious Man

Ken Lo

Loan Shark Fung

Emily Kwan Bo-Wai

Plastic Surgeon

Lam Suet

Jamie's uncle

Kingdom Yuen

Jamie's aunt

Cheung Tat-Ming

Security Guard

Tony Ho

Cop

Bonnie Wong

Patrick's mother

Hau Woon-Ling

Au Hin-Wai

Andy Wong Chi-Man

Terence Tsui

Aaron Chow

Wong Nga-Man

Cop