The stunning actress Alida Valli. I recently watched The Third Man, an excellent British film noir starring Orson Welles, his good friend Joseph Cotten and the Italian-Austrian actress Alida Valli. Valli is absolutely striking in the film, playing Welles' distraught Czech refugee girlfriend in post-war Vienna. David O. Selznick hoped to turn her into the next Ingrid Bergman or Greta Garbo, and Benito Mussolini declared her the most beautiful woman in the world after Garbo (Source). In The Third . . .