 | Donnie Yen as Carl Tam |
 | Sandra Ng Kwan-Yu as Chelsia Sung |
 | Louis Koo as Holland |
 | Kelly Chen Hui-Lin as Julie Sun |
 | Raymond Wong as Richard |
 | Yang Mi as Cecilia |
 | Chapman To Man-Chat as Hugo |
 | Lynn Hung Doi-Lam as Charmaine |
 | Cherrie Ying Choi-Yi as Carl's Girlfriend |
 | Ronald Cheng Chung-Kei as Shalala |
 | Gong Linna as Xia Fan |
 | Karena Ng Chin-Yu as Richard's daughter |
 | Kristal Tin Yui-Nei as Daphne |
 | Lam Suet as Construction Worker |
 | Singh Hartihan Bitto as Curry |
 | C Kwan as Jim |
 | Vincent Kok Tak-Chiu as Fattie |
 | Lee Heung-Kam as Orphanage Director |
 | Matt Chow Hoi-Kwong as Lawyer Yi |
 | Mannor Chan Man-Na as Sofia |
 | Hiro Hayama as Spungehuff |
 | Michelle Lo as Chief Editor |
 | Mak Ling-Ling |
 | Zeny Kwok Sin-Yu as Schoolgirl |
 | Maria Cordero as Mentor |
 | Lee Sheung-Ching as Billy, Daphne's manager |
 | Ciwi Lam Sze-Man as New Music Star |
 | Jeremiah Zhang as Justin Nam |
 | Billy Luk Wing-Kuen as Rich Junior |
 | Elva Ni Chen-Xi |
 | Hoffman Cheng as Clayhead |
 | Wen Chao as Dubya Dung |
 | Chui Tien-You as Eye Doctor |
 | Ha Chun-Chau as Wedding Registrar |
 | Teresa Carpio as Self |
 | Peter Lai Bei-Dak as Self |
 | Louis Cheung as Self |
 | Wilfred Lau Ho-Lung as Self |
 | Tony Wong Yuk-Long as Boss Wong |
 | Steven Fung Min-Hang as Snake |
| Ho Ming Luk as Unlucky Driver |
 | Jessica Jann as Boss' Daughter |
| Josephine Chi Yan Chai as Mentor's Assistant |
 | Patrick Dunn |
 | Lam Chak-kwan as Doctor |
 | Yu Miu-Lin |
 | Danny Chan as Helmet |
