窄梯
Madness of Love (1972)
Country: Hong Kong
Genre: Drama 
Release Date: 10/12/1972
 
Director
  Patrick Tse Yin
 
Script
  Wong Chung (2)
 
Action Directors
  Bruce Leung Siu-Lung
  Gam Ming (1)
  Lee Ka-Ting
 
Producer
  Patrick Tse Yin
 
 
Cast
  Patrick Tse Yin ... Poon Jih-Wing/Pan Chih-Ming
  Chen Chen (1) ... Sau Jin
  Jenny Hu Yan-Ni ... Mok Pei-Li
  Betty Ting Pei ... Sally
  Paul Chang Chung ... Mr. Chuang
  Tina Chin Fei ... Lily [guest star]
  John Yip ... Siu Hong
  Chang Ping-Yu ... Sau Jin's mother
  Wang Lai ... Secretary Miss Kao
  Hao Li-Jen ... Father Poon
  Chow Siu-Loi ... Killer
  Ho Pak-Kwong ... Chuang's thug & driver
  Wong Hon (2) ... Doctor in hospital
  Leung Lung (1) ... Nightclub thug
  Kang Wei (1)    
 
Production Company
  Tse's Brother Motion Picture Production Company
 
Cinematographer
  Lee Man-Kit (2)
 
Production Manager
  Leung Tai
 
Editor
  Chong Ming
 
Assistant Director
  Chow Hon-Ban (1)
 
Story
  John Yip
 
Filming Location
  Hong Kong