What was the nationality of the director of a 1945 film adaptation of an Agatha Christie novel?
René Clair: René Clair (11 November 1898 – 15 March 1981) born René-Lucien Chomette, was a French filmmaker and writer. René Clair:  Clair's best known films include "The Italian Straw Hat" (1928), "Under the Roofs of Paris" (1930), "Le Million" (1931), "À nous la liberté" (1931), "I Married a Witch" (1942), and "And Then There Were None" (1945).
i don't know