下南洋
Tough Guy (1974)
Alias: The Black Dragon
Alias : 大牛下南洋
Country: Hong Kong
Language: Mandarin 
Genre: Martial Arts 
 
Director
  Tony Liu Chun-Ku
 
Script
  Tony Liu Chun-Ku
 
 
Cast
  Jason Pai Piao ... Tai-Lin
  Ron Van Clief ... Black boxer
  Thompson Kao Kang ... Chi-Fu-Shi
  Chan Lau (2)    
  Lau Hok-Nin    
  George Estregan ... Filipino boxer
  Nancy Veronica ... Ching Kwei
  Tony Liu Chun-Ku ... [Guest]
  Subas Herrero ... Big Boss
  Tong Kwok-Si ... Interpreter for Big Boss
  Ruel Vernal    
  Tony Ferrer    
  Philip Coo    
  Tan Chia-Bee    
  Yue Tau-Wan ... [Extra]
  Chan Pau-Ling    
  Alona Alegre ... Brothel madam
 
Production Company
  Yangtze Productions Limited
 
Cinematographer
  Albert Yang Chun
 
Makeup
  Yip Yat-Ming
 
Story
  Tony Liu Chun-Ku
 
Composer
  Chow Leung (2)
 
Presenter
  Joseph E. Estrada
  Yeung Man-Yi
 
Filming Location
  Phillipines