What is a mixed movie? A film to which artists of various nationalities contribute. Popular examples are "Land of the Pharaohs", "The Bridge on the River Kwai", "Casino Royale" and "The Sundowners". British players like Errol Flynn, Stewart Granger, Rex Harrison and James Mason have always been welcome in Hollywood. Not so well known are the numerous examples of American actors who lent their talents to British films, such as Robert Ayres, Phyllis...