Her first Oscar nomination for All About Eve (1950) marks her first of 4 consecutive nominations, a feat she shares with Jennifer Jones (1943-46), Marlon Brando (1951-54), Elizabeth Taylor (1957-60) and Al Pacino (1972-75). Greer Garson has five consecutive nominations (1942-46).
In Italy, throughout her career, she was dubbed by different actresses: Rina Morelli (e.g. Pickup on South Street (1953)) , Tina Lattanzi (e.g. Daddy Long Legs (1955)) , Wanda Tettoni (e.g. Pillow Talk (1959)) , Lia Orlandini (e.g. How the West Was Won (1962)) and Franca Dominici (e.g. Rear Window (1954)) . The talented Maria Saccenti lent her voice to Ritter only once: in All About Eve (1950).
Mother of actress Monica Moran, they appeared together in a 1966 road show production of "Bye Bye Birdie" that also starred Tab Hunter.
She and Deborah Kerr have the curious distinction of being Oscar-nominated 6 times each in competitive categories - without ever winning the coveted statuette. Her 6 nominations were for supporting roles, whereas Kerr's 6 nominations were for leading roles.
Won Broadway's 1958 Tony Award as Best Actress (Musical) for "New Girl in Town" in a tie with her co-star, Gwen Verdon .