柔道龍虎榜

Louis Koo Tin-Lok

Sze-To Bo

郭富城

Tony

應采兒

Mona

Tony Leung Ka-Fai

Lee Kong

張兆輝

Boss Savage

陳小春

Mona's Agent

盧海鵬

Master Cheng

蔡一智

Jing

高捷

Mona's Father

洪偉良

Arcade Player (uncredited)

羅靖庭

Savage's Runner (uncredited)

甄懋強

Sze-To's Boss