Persona (1966)
Persona is a 1966 Swedish psychological drama film, written and directed by Ingmar Bergman and starring Bibi Andersson and Liv Ullmann. The story revolves around a young nurse named Alma (Andersson) and her patient, well-known stage actress Elisabet Vogler (Ullmann), who has suddenly stopped speaking. They move to a cottage, where Alma cares for Elisabet, confides in her and begins having trouble distinguishing herself from her patient.