97古惑仔戰無不勝
Young and Dangerous 4 (1997)
Alias: Young and Dangerous IV
Country: Hong Kong
Language: Cantonese 
Circuit: Golden Harvest 
Genre: Triad 
Rating: II B (Hong Kong) 
Theatrical Run: 03/28/1997 - 04/23/1997
Box Office: HK $15,793,320.00
 
Director
  Andrew Lau Wai-Keung
 
Script
  Manfred Wong Man-Chun
 
Action Director
  Nicky Li Chung-Chi
 
Producer
  Manfred Wong Man-Chun
 
 
Cast
  Ekin Cheng Yee-Kin ... Chan Ho Nam
  Jordan Chan Siu-Chun ... Chicken / Saan Gai
  Roy Cheung Yiu-Yeung ... Yiu Yeung, Tung Sing gang
  Karen Mok Man-Wai ... Wasabi / Lam Suk Fan
  Jerry Lamb Hiu-Fung ... Baau Pei / Pou Pan
  Jason Chu Wing-Tong ... Chiu Pei / Banana Skin
  Spencer Lam Seung-Yi ... Priest Lam / San Foo
  Sandra Ng Kwun-Yu ... Sister Thirteen, Sap Saam Mooi
  Michael Tse Tin-Wah ... Dai Tin Yee
  Anthony Wong Chau-Sang ... Tai Fei
  Alex Man Chi-Leung ... Cheung Tin Yeung / Mr Chiang
  Michelle Reis ... Yan Yan
  Pinky Cheung Man-Chi ... KK
  Michael Lam Wai-Leung ... Dinosaur
  Chan Chi-Fai ... Barbarian
  Lee Siu-Kei ... Gei Goh / Brother Key
  Samuel Leung Cheuk-Moon ... Leung Ka Moon, Barbarian's brother
  Chan Chui-Fung    
  Vincent Wan Yeung-Ming ... Ben Hon, gang leader
  Ken Lo Wai-Kwong ... Prince
  Nam Yin ... Fat Lai
  Frankie Ng Chi-Hung ... Uncle Bee (Y&D 1 footage)
  Chan Chui-Ngai    
  Ronald Wong Ban ... Superman
  Chan Man-Lei ... Barbarian's dad
  Lee Diy-Yue ... Yiu
  Ho Ka-Fai ... God of Gun
  Raven Choi Yip-San ... Brother Shun
  Rocky Lai Keung-Kun ... Barbarian's bald man
  Andrew Lau Wai-Keung ... cop (cameo)
  Kwan Yung (1) ... brawl extra
  Roderick Lam Chung-Kei ... Yiu Yeung's thug
  Mak Siu-Wah ... Yiu Yeung's thug
  Kong Foo-Keung ... Barbarian's thug
  Mei Yee    
  Pauline Yeung Yung-Lin    
  Lee Kim-Wing ... Brother Tai's thug
  Unknown 80s Police Actor (5) ... Policeman
  Choi Kwok-Ping ... brawl extra
  Unknown 90s Actor (8)    
  Fong Yue (1)    
  John Cheung Chan-Sang ... Restaurant captain
  Unknown 90s Police Actor (1) ... Policeman
  Tam Tin-Bo ... extra
  Simon Cheung Yuk-San ... Cop
  Bowie Lau Bo-Yin ... wedding guest
  Law Wai-Kai    
  Wong Man-Chun ... policeman
 
Production Company
  Everwide (H. K.) Limited
 
Filming Company
  BoB & Partners Co., Ltd.
 
Distributor
  Golden Harvest Entertainment Company Limited (People's Republic of China)
 
Cinematographer
  Andrew Lau Wai-Keung
 
Production Manager
  Ellen Cheung Man-Wing
  Dang Wai-Bat
  Ronald Wong Ban
 
Sound Recordist
  True Technic Limited
 
Art Director
  Ken Chiu Gin-San
 
Editor
  Ma Go
 
Planning
  Ang Liu
 
Costume Designer
  Lee Pik-Kwan
  Man Yun-Mei
 
Presenter
  Raymond Chow Man-Wai
 
Assistant Director
  Cheung Siu-Kin
  Raymond Yip Wai-Man
 
Story
  Shui San
  Ang Liu
 
Composer
  Ronald Ng Luk-Sing
  Clarence Hui Yuen
  C. A. M.