The Duel (1971) — Cast
Cast
| Yen Shi-Kwan | (uncredited) |
| Huang Ha | (uncredited) |
| Fung Hap-So | (uncredited) |
| Wang Ping | Hu Tiehan |
| Kuo Pei | Topless Girl |
| Cliff Lok | (uncredited) |
| Yau Ming | Siao |
| David Chiang Da-Wei | Rambler |
| Wynn Lau Chun-Fai | Casino |
| Yeung Chun-Sing | (uncredited) |
| Fung Hak-On | (uncredited) |
| Pao Chia-Wen | (uncredited) |
| Yeung Wai | Shou |
| Wang Kuang-Yu | Song Liling |
| Lau Kar-Wing | (uncredited) |
| Hoh Ban | Shou |
| Cheung Chi-Ping | (uncredited) |
| Wong Ching-Ho | Jau |
| Hsu Hsia | (uncredited) |
| Lu Wei | Tattoos |
| Chen Kuan-Tai | Shou |
| Wong Mei | Shou |
| Ting Hon | Shou |
| Chik Ngai-Hung | (uncredited) |
| Ho Pak-Kwong | Casino |
| Ko Hung | Casino |
| Hong Liu | Shiu |
| Yeung Pak-Chan | (uncredited) |
| Tam Bo | Shou |
| Lee Wan-Chung | Senator Adams |
| Wu Chi-Chin | (uncredited) |
| Cheng Kang-Yeh | Mao Zedong |
| Tung Choi-Bo | Shou |
| Chan Seng-Tong | (uncredited) |
| Yang Chi-Ching | Hung |
| Cheng Lui | He-Man |
| Chan Sing | He-Man |
| Liu Gang | Wai Lin |
| Tam Ying | Pedestrian |
| Lee Chiu | (uncredited) |
| Huang Pei-Chih | Jie |
| Tang Tak-Cheung | (uncredited) |
| Bruce Tong Yim-Chaan | (uncredited) |
| Chan Siu-Kai | (uncredited) |
| Tsang Choh-Lam | (uncredited) |
| Go Chiu | Foreman |
| Wong Ching | Jie |
| Yuen Woo-ping | Lights |
| Lo Wai | (uncredited) |
| Tang Cheung | (uncredited) |
| Wong Chung | He-Man |
| Law Keung | (uncredited) |
| Pan Ai-Lun | Topless Girl |
| Lei Lung | (uncredited) |
| Yuen Shun-Yi | Shou |
| Ha Wai | Ling |
| Lee Siu-Wah | Casino |
| Ku Feng | Jen |
| Ho Bo-Sing | Shou |
| Ng Yuen-Fan | (uncredited) |
| Chao Hsiung | Comrade Chin |
| Lai Yan | (uncredited) |
| Jason Pai Piao | Shou |
| Chin Chun | Lao Che |
| Yuen Cheung-Yan | (uncredited) |
| Yue Wai | Shiou |
| Chuan Yuan | Kao Kan |
| Chui Fat | (uncredited) |
| Danny Chow Yun-Kin | (uncredited) |
| Yeh Pao Chin | Topless Girl |
| Kuo Yi | Topless Girl |
| Tam Wing-Git | (uncredited) |
| Yeung Chak-Lam | (uncredited) |
| Cheung Sek-Aau | (uncredited) |
| Ti Lung | Jen |
| Wan Ling-Kwong | (uncredited) |
| Lan Wei-Lieh | Casino |
Crew
| Yuen Cheung-Yan | Martial Arts Choreographer |
| Tong Kai | Martial Arts Choreographer |
| Kung Mu-To | Director of Photography |
| Frankie Chan Fan-Kei | Original Music Composer |
| Kuan Ying-Chuen | Lighting Technician |
| Ku Hsi | Assistant Director |
| Lee Kwok-Keung | Assistant Director |
| Wang Yong-Hua | Sound Recordist |
| Fong Yuen | Makeup Artist |
| Johnson Tsao Chuang-Sheng | Art Direction |
| Li Chi | Costume Design |
| Chiu Kang-Chien | Screenplay |
| Chang Cheh | Director |
| Runme Shaw | Producer |
| Lau On | Props |
| Kwok Ting-Hung | Editor |