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.
King Vidor King Wallis Vidor ( ; February 8, 1894 – November 1, 1982) was an American film director, film producer, and screenwriter whose career spanned nearly seven decades. In 1979, he was awarded an Honorary Academy Award for his "incomparable achievements as a cinematic creator and innovator." He was nominated five times for a Best Director Oscar, and won eight international film awards during his career. Vidor's best known films include "The Big Parade" (1925), "The Crowd" (1928), "Stella Dallas" (1937), and "Duel in the Sun" (1946). (He is not related to fellow director Charles Vidor).