Cast & crew
The Mad Killer (1971)
Directed by Lo Chen, Ng See-Yuen Written by Gwok Ga
Cast
| Susanna Au-Yeung Pui-San | |
| Hsieh Chih | |
| Tang Ti | |
| Yuen Woo-ping | |
| Wu Ma | Zong Dawei |
| Ronald Chin Han | |
| Stanley Fung Shui-Fan | Nan |
| Kao Yuen | |
| Yuen Shun-Yi | |
| Chiang Nan |
Crew
| Liang Chou | Original Music Composer |
| Chow Sau Hing | Production Manager |
| Gwok Ga | Screenplay |
| Wong Toh | Producer |
| Kwok Ting-Hung | Editor |
| Yuen Woo-ping | Martial Arts Choreographer |
| Lo Chen | Director |
| Ng See-Yuen | Director |
| Chan Wa | Assistant Director |
| Hua Shan | Director of Photography |
| Wong Kwong Ming | Production Manager |
| Cheung Wah | Sound Recordist |
| Yuen Cheung-Yan | Martial Arts Choreographer |
| Ma Koon-Wah | Lighting Technician |