Are both John Grierson and A. Edward Sutherland from the United Kingdom?
John Grierson: John Grierson CBE (26 April 1898 – 19 February 1972) was a pioneering Scottish documentary maker, often considered the father of British and Canadian documentary film. A. Edward Sutherland: Albert Edward Sutherland (January 5, 1895 – December 31, 1973) was a film director and actor.
i don't know