She got her first major break when she met Swedish director Ingmar Bergman who offered her a role in his movie "Persona" (1966), opposite Bibi Anderson. She became his muse and lover and went on starring in several of his movies to considerable acclaim; "Hour of the Wolf" (1968), "Shame" (1968), "The Passion of Anna" (1969), "Cries and Whispers" (1972), "Scenes of a Marriage" (1973), "Face to Face" (1975), "The Serpent's Egg" (1977), "Autumn Sonata" (1978) and "Saraband" (2003).