Triad Underworld
| MPAA Rating: | R |
| Genre: | Action, Crime, Drama |
| Country: | Hong Kong |
| Produced By: | Andy Lau, Herman Peng, Eric Tsang, Frankie Chi-Leung Chan, Alan Tam, Esther Koo |
| Directed By: | Ching-Po Wong |
| Written By: | Ching-Po Wong, Chi-Long To |
| Cast: | Alice Lee, Jacky Cheung, Yuan Lin, Suet Lam, Yat Tung Wong, Kiu Wai Miu, Tony Ho, Courtney Wu, Chien-Lien Wu, Chapman To, Jonathan Yat-Sing Lee, Donna Chu, Cash Lee, Andy Lau, Ching Wong, Shawn Yue, Hugo Ng, Eric Tsang, Ka Tung Lam, Shu Tong Wong, Edison Chen, Ping Ha, Norman Chu, Yau-Kuen Law, Kara Wai |
| In Theaters: | May 26, 2004 |
| Runtime: | 1 hour 25 minutes |
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