During WWII, the valet to the British Ambassador to Ankara sells British secrets to the Germans while trying to romance a refugee Polish countess.
Not streaming on a subscription service in the US right now.
Starring James Mason, Danielle Darrieux, Michael Rennie, Walter Hampden, Oskar Karlweis, Herbert Berghof, John Wengraf, Ben Astar, Roger Plowden, Diane Adrian