Autumn Sonata is a 1978 drama film written and directed by Ingmar Bergman, and starring Ingrid Bergman, Liv Ullmann and Lena Nyman. Its plot follows a celebrated classical pianist and her neglected daughter who meet for the first time in years, and chronicles their painful discussions of how they have hurt each other. It was the first and only collaboration by Ingrid Bergman and Ingmar Bergman.

Ernst Ingmar Bergman was a Swedish film and theatre director and screenwriter. Widely considered one of the greatest and most influential film directors of all time, his films have been described as "profoundly personal meditations into the myriad struggles facing the psyche and the soul". Some of his most acclaimed works include The Seventh Seal (1957), Wild Strawberries (1957), Persona (1966) and Fanny and Alexander (1982), which were included in the 2012 edition of Sight & Sound's Greatest Films of All Time. He was also ranked No. 8 on the magazine's 2002 "Greatest Directors of All Time" list.