Secret history of black cinema finally given a close-up
            
        
            
        
        
        
            Long before Denzel Washington, Spike Lee or even Sidney Poitier, generations of pioneering and revolutionary black filmmakers played a key role in shaping early US cinema and dispelling pejorative stereotypes, says a major new Hollywood exhibition.
        
        
        
        
            
                Entertainment
                 • 19 Aug 22