Director Fritz Lang was a German-Austrian filmmaker, screenwriter, and occasional film producer. He is best known for his work in the genre of expressionist films, particularly in the film 'METROPOLIS'. He is also known for his early involvement in the Nazi Party, which he later renounced. Lang's career spanned from the silent era to the early 1960s, and he directed over 50 films in his lifetime. His native language was German, hence the crossword solution LANG.