 | Jet Li als Huo Yuanjia |
 | Sun Li als Moon |
 | Dong Yong als Nong Jinsun |
 | Shidô Nakamura als Anno Tanaka |
 | Pau Hei-Ching als Yuanjia's Mother |
 | Chen Zhihui als Chin |
 | Leung Ting als Lai |
 | Qu Yun als Grandma |
| Ma Zhongxuan als Zhou |
 | Nathan Jones als Hercules O'Brien |
 | Jacky Heung als Chin's Godson |
 | Brandon Rhea als Belgian Fighter |
| Philippe Millieret als French Businessman |
 | Anthony De Longis als Spanish Swordsman |
| Jean Claude Leuyer als English Boxer |
| Mike Leeder als Fight Referee |
| Yi Shixiong als Liu Zhensheng |
| Chen Fusheng als Xu Dashan |
| Zheng Shiming als Xia Xiang |
| Lu Yuhao als Child Huo Yuanjia |
| Zhu Qilong als Child Nong Jinsun |
| Shang Yapeng als Child Zhou |
| Wang Qi als Gui |
| He Ju als Town Idiot |
| Xu Ailing als Jade |
| He Sirong als Chin's wife |
| Ma Yin als Chin's daughter |
 | Jon T. Benn als American Businessman |
| John Paisley als English Businessman |
 | Collin Chou als Yuanjia's Father |
 | Masato Harada als Mita |
 | Michelle Yeoh als Miss Yang (Director's Cut only) |
| Li Jun als Judge |
| Qian Yi als Phony Westerner |
| Zhao Zhigang als Zhou's father |
 | Ma Jingjing als Yuanjia's disciple |
| Wei Binghua als Yuanjia's disciple |
 | Zhao Tieying als Yuanjia's disciple |
| Xu Yonghai als Yuanjia's disciple |
| Song Shuo als Yuanjia's disciple |
| Liu Licheng als Ah-Qiang |
| Sun Leqiu als Accountant |
| Guo Shaoheng als Master Braid |
| Li Chao als Swordman |
| Cheng Yong als Twin Brother (tall) |
| Shu Jian als Twin Brother (short) |
| Gao Yuntong als Huo's stunt double |
| Feng Li | Additional Writing |
| Bin Wang | Additional Writing |
| Jet Li | Producer |
| Philip Lee | Associate Producer |
| William Kong | Producer |
| Zigmund Gron | Music Editor |
| Michael Toji | Post Production Supervisor |
| Shigeru Umebayashi | Original Music Composer |
| Shigeru Umebayashi | Conductor |
| Virginia Katz | Editor |
| Zhang Xia | Associate Producer |
| Ronny Yu | Director |
| Ronny Yu | Producer |
| Jay Chou | Theme Song Performance |
| Poon Hang-Sang | Director of Photography |
| Yuen Woo-ping | Martial Arts Choreographer |
| Yuen Woo-ping | Action Director |
| Han Sanping | Co-Producer |
| Shi Dongming | Associate Producer |
| Yang Buting | Producer |
| Mike Leeder | Casting |
| Chris Chow | Screenplay |
| Chi-long To | Screenplay |
| Chui Po-Chu | Co-Producer |
| Wai Sum Shia | Associate Producer |
| Cao Biao | Associate Producer |
| Kenneth Mak | Production Design |
| Winston Emano | Publicist |
| David Magdael | Publicist |
| Jay Nierenberg | Sound Designer |
| Jiang Tao | Associate Producer |
| Chris David | Sound Re-Recording Mixer |
| Chris Regan | Color Timer |
| Richard Learoyd | Editor |
| Ean Tang | Casting |
| Thomas Chong | Costume Design |
| Mark Garbarino | Special Effects Makeup Artist |
| Ian Slater | First Assistant Editor |
| Anthony Rozankovic | Assistant Sound Editor |
| Wu Lala | Production Sound Mixer |
| Donald Flick | Sound Effects Editor |
| Laura Macias | Foley Artist |
| Vince Nicastro | Foley Artist |
| Bryan O. Watkins | Sound Effects Editor |
| Robert Troy | Dialogue Editor |
| Kenneth Siao Wai-Keung | Assistant Director |
| Susan Kurtz | Dialogue Editor |
| Donald L. Warner Jr. | Foley Editor |
| Bobby White | Translator |
| Bill R. Dean | Sound Effects Editor |
| Martin Schloemer | Sound Recordist |
| Marshall Garlington | Sound Re-Recording Mixer |
| Stephanie Flack | Dialogue Editor |
| Neil Greenberg | Visual Effects Editor |
| Flax Glor | Publicist |
| Steve Nelson | Sound Effects Editor |
| Stephen P. Robinson | Sound Designer |
| Solange S. Schwalbe | Foley Supervisor |
| Richard E. Yawn | Sound Designer |
| Bobbi Banks | Supervising ADR Editor |
| Chris Navarro | ADR Recordist |
| Nancy Barker | First Assistant Sound Editor |
| Jon DeStefano | Assistant Sound Designer |
| Shawn Kennelly | Foley Mixer |
| Zara Park | Post Production Supervisor |
| Victor Wong | Visual Effects Supervisor |
| Chiu Wah Lee | First Assistant Director |
| Eric Thompson | ADR Mixer |
| Liu Erdong | Line Producer |
| Yang Zhanjia | Art Direction |
| Yang Zhanjia | Art Designer |
| Helen Li | Production Manager |
| Sachiko Miyano | Orchestrator |
| Tekin Cetinkaya | Production Coordinator |
| Pingjie Peng | Makeup Artist |
| Sean Xiao Liu | Second Assistant Director |
| Kun Ju | Stunt Double |
| Wai-Keung Wong | Lighting Technician |
| Michael G. England | First Assistant Editor |
| Stephanie Pan Ying | Production Coordinator |
