碧水寒山奪命金
The Enigmatic Case (1980)
Country: Hong Kong
Language: Cantonese 
Genre: Martial Arts 
Theatrical Run: 06/12/1980 - 06/25/1980
Box Office: HK $1,277,033.00
 
Director
  Johnnie To Kei-Fung
 
Script
  Zhu Yan
 
Action Directors
  Ng Kit-Keung
  Yue Hong (1)
 
Producer
  Chan Ching-Po
 
 
Cast
  Cherie Chung Cho-Hung ... Yau Pui-Pui [intro]
  Damian Lau Chung-Yan ... Lo Tien-Kwan
  Lau Kong (1)    
  Kong Hon ... Yao Yik-Yu
  Jiang Ming (1)    
  Leung Gam-San    
  Lan Qing    
  Ding Leung    
  Ng Kit-Keung    
 
Production Companies
  Sil-Metropole Organisation Ltd.
  Zeus Film Production
 
Filming Company
  Feng Huang (Phoenix) Motion Picture Co.
 
Cinematographer
  Chung Yung
  David Chung Chi-Man
 
Production Manager
  Ding Leung
 
Art Director
  Yang Lin (5)
 
Editor
  Chu Ka-Ling
 
Planning
  Damian Lau Chung-Yan
  Kong Hon
 
Costume Designer
  Leung Cham
 
Assistant Director
  Lau Kong (1)
 
Composer
  Yue Lun
  Yip Shiu-Tak