To Catch A Thief

Tony Leung Ka-fai

Inspector So

Carol Cheng

Ching

Cheng Pak-Lam

Berlin

Richard Ng Man-Tat

Uncle Tat

Do Siu-Chun

Cousin

Moon Lee Choi-Fung

Woo Shiu Fung/Mosquito Paper

Lung Tin-Sang

Seng

Cho Wing

Lollipop

Andy Lee Diy-Yue

Doctor

Yau Gin-Gwok

Diamond thief leader

Choi Kwok-Keung

Keung

Tang Chiu-Yau

Diamond Theif

Won Jin

Luk's Mute Sifu

Jamie Luk Kim-Ming

Mahjong Player Luk

Leung Kai-Chi

Mahjong Player

Mak Shu-San

Mahjong Player

Wong Man-Shing

Furniture Mover

Jack Wong

Drug Trafficker

Joe Chu Cho-Kuen

Drug Trafficker

Tam Wai-Man

Drug Buyer

Christopher Chan Sai-Tang

Security Guard

Choi Kwok-Ping

Armed Security Guard

Woo Wing-Tat

Simon Cheung Yuk-San

Anti-Narcotic Cop