地上最強
Extreme Challenge (2001)
Working Title: C3 Fighters
Country: Hong Kong
Rating: II A (Hong Kong) 
Theatrical Run: 09/13/2001 - 09/19/2001
Box Office: HK $31,160.00
 
Director
  Stephen Tung Wai
 
Script
  Max Yip Biu-Kei
  Benz Kong To-Hoi
  John Chan Kin-Chung
 
Action Directors
  Go Shut-Fung
  Jack Wong Wai-Leung (1)
  Christopher Chan Sai-Tang
 
Producers
  David Chan Sek-Hong
  Shut Gau-Wai
 
Universe DVD cover
 
Cast
  Ken Cheung Chi-Yiu ... Kuang Kin
  Jacqueline Li ... Karen Li
  Yeung Chuen-Ai ... Fang Jin
  Patricia Ja Lee ... Tang Ning
  Paul Rapovski ... Ian Maxfield
  Somchai Siabkuntod ... Somchai
  Stephen Tung Wai ... Takashi Shinen
  Scott Adkins ... Isaac Borman
  Nikki Berwick ... Nicole Berwick
  Reuben Langdon ... Karate fighter
  Jack Wong Wai-Leung (1) ... Fighter in 1st competition
  Gordon Milne ... Finalist / [Stunt]
  Lisa Ling    
  Carl Spencer    
  Paul Smith (2)    
  Adisorn Anthari    
  Plato Fountidakis    
  Lue Bondza    
  Shawn Ryan Ward    
  Lok Wai-Kuen    
  Ernest Mauser    
 
Production Companies
  Xiao Xiang Film Studio
  Kingsway Production Ltd.
  Golden Harvest (China) Company Limited
 
Production Manager
  Roddy Wong Yat-Ping
  Jor Yun-Buk
 
Sound Recordist
  Davy To Bun-Lap
 
Art Director
  Ho Kim-Sing
  Lung Wai
 
Script Supervisor
  Marcus Szeto
 
Lighting
  Kirk Wong Chi-Keung (2)
 
Makeup
  Gwok Yim-Gwan
 
Cinematographer
  William Yim Wai-Lun
  Yu Yat-Ping
 
Editor
  Cheung Ka-Fai
 
Costume Designer
  Vivian Lam Pooi-Yee
 
Executive Producer
  Stephen Chu Siu-Chun
 
Presenter
  Raymond Chow Man-Wai
  Hong Kin-Man
 
Assistant Director
  Jeff Cheung Ka-Kit
  Lee Chiu-Wa
  Max Yip Biu-Kei
  Audrey Mak
 
Hair Stylist
  Hu An
 
Composer
  Tommy Wai Kai-Leung