This Ingmar Bergman drama features several noteworthy performances, though it maintains a somber tone throughout. The film centers on Agnes (Harriet Andersson), who is confined to her bed due to cancer and cared for by her sisters Karin (Ingrid Thulin) and Maria (Liv Ullmann), along with their maid Anna (Kari Sylwan). The sisters are generally reserved with each other; both have experienced unhappy marriages, and the progression of Agnes’s illness serves as a way to examine their histories, past relationships, and personal connections. Ingrid Thulin delivers a particularly compelling performance, but the tensions between the siblings and their spouses—as well as the doctor (Erland Josephson)—are portrayed with a starkness that I found somewhat detached. While observing their conflicts, I didn’t feel deeply connected to what was happening. The acting is certainly intense, and the close-up camerawork, though occasionally awkward, enhances the performances; however, I felt the narrative lacked warmth. To be straightforward, I wasn't invested in any of the characters except for the loyal Anna, who seemed to care for Agnes more than her own sisters did. The final portion of the film is dreamlike—and it does offer some explanation for what’s been happening—but before that point, I had difficulty engaging with this story about the problems and beliefs of a comfortable social class. Perhaps it held greater significance when it was released fifty years ago. It doesn't have quite the same impact today.

Source on TMDB