Psyche 59

Alison Crawford (Patricia Neal), blind since a fall during pregnancy, lives with her husband Eric (Curd Jürgens) and finds equilibrium disrupted when her young sister Robin (Samantha Eggar) comes to stay. There are secrets to uncover, both with Robin and the matter of how Alison came to be blind. A strange, almost hypnotic force drives the narrative, as Alison's memories resurface, revealing a complex web of relationships, desires, and past traumas.