Fritz Lang was a German-Austrian filmmaker and director best known for his 1927 silent film 'METROPOLIS'. He was born in Vienna, Austria in 1890 and died in 1976. He is considered one of the most important figures in German Expressionist cinema. Lang's work often focused on the struggles between technology and humanity, and his films often featured dystopian themes. His most famous film, 'METROPOLIS', was a science fiction epic set in a futuristic city. Lang was the director of this film, which has since become a classic of the genre.