director | 
			year | grade | avg. | nb | |||||
| Vanishing Twin | 배니싱 트윈 | 2000 | 2.5 | 1 | 
			 
			 | ||||
| Boy, Goes to Heaven | 소년, 천국에 가다 | 2005 | 2.5 | 3 | 
			 
			 | ||||
| Seoul | 서울 | 2009 | |||||||
scriptwriter | 
			year | grade | avg. | nb | |||||
| Vanishing Twin | 배니싱 트윈 | 2000 | 2.5 | 1 | 
			 
			 | ||||
| Boy, Goes to Heaven | 소년, 천국에 가다 | 2005 | 2.5 | 3 | 
			 
			 | ||||
assistant director | 
			year | grade | avg. | nb | |||||
| The General's Son 2 | 장군의 아들 2 | 1991 | 
 rewards a valuable job.
        
        
 underline a poor performance
 buy his/her movies 
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