Trivia

No relation to actress Bibi Andersson.

Received a long standing ovation and rapturous applause when given the Honorary Guldbagge for her body of work. (January 2009)

Her daughter, Petra, is named after the maid that she played in Ingmar Bergman's film Sourires d'une nuit d'été (1955) [Smiles of a Summer Night]. The musical "A Little Night Music" was adapted from this film.

Had a relationship with Ingmar Bergman in the 1950s.

Lived with Jörn Donner for a while in the 1960s.

Has a daughter, Petra Wejfeldt (born 1960), with her former husband, Bertil Wejfeldt. Harriet is the grandmother of Petra's 3 children.

She appeared on stage occasionally in her early career and played roles that ranged from the title role in "The Diary of Anne Frank" to Ophelia in "Hamlet".

Was engaged to actor Per Oscarsson in the 1950s.