Charles Vidor from Hungary, and American Fred Niblo, were both pioneering figures in which industry at the early 20th century?
Fred Niblo Fred Niblo (January 6, 1874 – November 11, 1948) was an American pioneer film actor, director and producer.
Charles Urban Charles Urban (April 15, 1867 – August 29, 1942) was an Anglo-American film producer and distributor, and one of the most significant figures in British cinema before the First World War. He was a pioneer of the documentary, educational, propaganda and scientific film, as well as being the producer of the world's first successful motion picture colour system.