One Flew Over the Cuckoo’s Nest (1975)
Forman's 1975 mental hospital drama. Nicholson as McMurphy, Fletcher as Nurse Ratched.
Actor: Louise Fletcher
Louise Fletcher won Best Actress for One Flew Over the Cuckoo’s Nest, playing Nurse Ratched, and delivered part of her acceptance speech in sign language for her deaf parents. She has said the role’s unpopularity limited what she was offered afterward.