While vacationing on a remote German island with his younger pregnant wife, an artist has an emotional breakdown while confronting his repressed desires.

As children in the loving Ekdahl family, Fanny and Alexander enjoy a happy life with their parents, who run a theater company. After their father dies unexpectedly, however, the siblings end up in a joyless home when their mother, Emilie, marries a stern bishop. The bleak situation gradually grows worse as the bishop becomes more controlling, but dedicated relatives make a valiant attempt to aid Emilie, Fanny and Alexander.

A young nurse, Alma, is put in charge of Elisabeth Vogler: an actress who is seemingly healthy in all respects, but will not talk. As they spend time together, Alma speaks to Elisabeth constantly, never receiving any answer.

Crotchety retired doctor Isak Borg travels from Stockholm to Lund, Sweden, with his pregnant and unhappy daughter-in-law, Marianne, in order to receive an honorary degree from his alma mater. Along the way, they encounter a series of hitchhikers, each of whom causes the elderly doctor to muse upon the pleasures and failures of his own life. These include the vivacious young Sara, a dead ringer for the doctor's own first love.