皇家師姐IV直擊證人
In the Line of Duty 4 (1989)
Alias: Survival
Alias: In the Line of Duty (Part 4)
Alias: In the Line of Duty IV: Witness
Alias: Yes, Madam 4
Country: Hong Kong
Circuit: Dickson 
Genres: Martial Arts  Crime  Action 
Theatrical Run: 07/21/1989 - 08/09/1989
Box Office: HK $12,100,193.00
 
Director
  Yuen Wo-Ping
 
Script
  Anthony Wong Wing-Fai
  Cheung Chi-Sing
  Kim Yip Kwong-Kim
 
Action Directors
  Yuen Wo-Ping
  Yuen Shun-Yi
  Paul Wong Kwan
  Cho Wing
 
Producer
  Stephen Shin Gei-Yin
 
 
Cast
  Cynthia Khan ... Insp Rachel Yeung Lai-Ching
  Michael Wong Man-Tak ... Captain Michael Wong
  Donnie Yen Ji-Dan ... Captain Donnie Yan
  Yuen Yat-Choh ... Luk Wan-Ting
  Lisa Chiao Chiao ... Luk's mother
  Liu Kai-Chi ... Ming
  Wai Gei-Shun ... HK police officer
  Yuen Shun-Yi ... Drug dealer
  Michael Woods ... Black fighter on rooftop/motorbike
  John Salvitti ... Fighter in alley
  Stephen Berwick ... Fighter on motorbike
  Fairlie Ruth Kordick ... Blonde fighter
  Paul Wong Kwan ... Killer at hospital
  Eddie Maher ... Loan shark in Seattle
  Cho Wing ... Loan shark's thug / CIA agent [2 Roles]
  Yee Tin-Hung ... Loan shark's thug
  Yiu Man-Gei ... Loan shark's thug
  Blaine Camoureux ... Officer Peter Woods
  Farid Dordar ... Thug at pier
  David Petersen    
  Tom Hyland    
  Ray Pichette ... Violent policeman
  Derek Kwok Jing-Hung ... Loan shark's thug
  Ho Chi-Moon ... Restaurant guest
  Jim James ... Officer John
  Ng Kwok-Kin ... Policeman
  Unknown 80s Police Actor (1) ... Policeman
  Cheung Siu ... Man at airport departure hall
 
Production Company
  D & B Films Co., Ltd.
 
Distributor
  D & B Films Co., Ltd. (Hong Kong)
 
Production Manager
  Yuen Jun-Man
  Louis Wong Jan-Kau
  Sunny Cheng Shu-San
  Wan Yat-Tiu
 
Sound Recordist
  Cinema City Recording Studio
 
Art Director
  Lee Chi-Ngai
 
Script Supervisor
  Chang Chuan-Tsan
 
Lighting
  David Chow Wing-Kwong
  Alan Chow Wing-Lun
 
Makeup
  Siu Kin-On
 
Props
  Chan Fong-Daai
 
Car Stunts
  Lam Yuk-Yim
 
Cinematographer
  Ma Goon-Wa (1)
  Au Gaam-Hung
 
Editor
  D & B Film Editor Group
 
Costume Designer
  Ho Deng-Ngo
 
Executive Producer
  Norman Chan Hok-Yan
 
Presenter
  Dickson Poon Dik-Sang
 
Sound Editor
  Showreel Film Facilities
 
Assistant Director
  Anthony Wong Wing-Fai
  Hester Yip Shui-Fong
 
Hair Stylist
  Wong Tim-Fook
 
Composer
  Richard Yuen Cheuk-Fan
  Tang Siu-Lam