Jay Chou as Fang Shijie

Charlene Choi Chuek-Yin as Lily

Eric Tsang Chi-Wai as Zhen Li

Wang Gang as Wang Biao

Chen Bolin as Ding-Wei

Ng Man-Tat as Master Wu

Baron Chen as Xiao Lan

Bryan Leung as Master Fei

Eddy Ko Hung as Fang's Master

Kenneth Tsang as Wang Yiwuan

Liu Geng-Hong as Li Tian

Lee Lichun as Bi Tianhao

Shaun Tam Chun-Yin as Brother Hu

Huang Bo as Master Huang

Yan Ni as Master Ni

Wong Yat-Fei as Councillor Zhou

Wang Yi as Girl at a Bar

Bobby Leung as Handsome Man

Peng Bo as Gay Guy in a Cafe

Michelle Saram as Nightclub Boss

Jacky Wu as Beggar

Wong Siu-Lung as Young Fang Shijie

Huang Jianxiang as Commentator

Ken Lin as Team Captain

Lee Pek-Chun as Yang Rong

Cheng Hiu-Wai as Ah Bao

Chui Yi-Cheung as Zhang Gui

Chen Chen as Bar Staff

Chang Li-Wei as Ah Wei

Qiqi Yu Qi as Xiao Lan's Girlfriend

Lan Zhang as Xiao Lan's Mother

So Tak as Xiao Lan's Father

Mao Jian as Referee

Po Po as Female Student

Gan Tingting as Female Student

Liu I as Female Student

Zhang Ruizhu as Lawyer Zhang

Zhao Kaiyi as Pretty Girl in a Convertible

Dong Zhizhi as Woman Waiting for a Bus

Zhao Xiaodong as Bi Tianhao's Thug

Li Wen-Long as Bi Tianhao's Thug

Sun Guo-Min as Bi Tianhao's Thug

Yiu Siu-Lung as Bi Tianhao's Thug