四人的実力者
Four Masters (1977)
Korean Title : 4인의 실력자
Country: South Korea
Language: Korean 
Genre: Martial Arts 
Release Date: 08/20/1977
 
Director
  Kim Seon-Gyeong
 
Script
  Kim Ha-Rim (2)
 
Producer
  Jung Jin-Woo
 
 
Cast
  Yeo Su-Jin    
  Nam Chung-Il    
  Casanova Wong    
  Ko Keung (1)    
 
Cinematographer
  Koo Joong-Mo
 
Art Director
  Lee Bong-seon
 
Editor
  Kim Hee-su
 
Lighting
  Lee Min-Bu
 
Composer
  Jeong Min-seob
 
Filming Location
  South Korea