Do filmm directors Joseph L. Mankiewicz and Berthold Viertel share the same nationality?
Berthold Viertel Berthold Viertel (28 June 1885 - 24 September 1953) was an Austrian screenwriter and film director notable for his work in Germany, Britain and the United States.
William Dieterle William Dieterle (July 15, 1893 – December 9, 1972) was a German actor and film director, who worked in Hollywood for much of his career. His best known films include "The Devil and Daniel Webster", "The Story of Louis Pasteur" and "The Hunchback of Notre Dame". His 1937 film "The Life of Emile Zola" won the Academy Award for Best Picture.