V.I.P.s, The (1963) - Room With No View

Joining in the premise-setting, Richard Wattis as B.O.A.C. official Sanders, Orson Welles as movie director Buda, Elsa Martinelli his latest discovery, Martin Miller his money man, then Margaret Rutherford in her Academy Award-winning role as Duchess Brighton, in The V.I.P.s, 1963.