The Swedish-born actress was already a star in her home country before she began her Hollywood career in 1939. Some of her most notable films, apart from Casablanca, include Gaslight (1945, winning her first Oscar), Alfred Hitchcock's Spellbound (1945) and Notorious (1946), Anastasia (1956, her second Oscar win as the title character), The Inn of the Sixth Happiness (1958), and Murder on the Orient Express (1974, winning her final Oscar, this time for Best Supporting Actress as the Swedish missionary Greta)
- In the 1976 book How to Be a Grouch, Oscar visits a grouch movie theater. A poster features actress Ingrid Grouch, starring in How Green Was My Grouch.
- Bergman's Casablanca role has been referenced multiple times by the Muppets. Miss Piggy filled her spot in the November page of The Miss Piggy Calendar 1982. On Sesame Street, Ilsa was a caricature of her
- Ingmar Bergman (no relation)