The Adventures of Pollyanna (1982)
Pollyanna’s Aunt Polly wants the girl to spend her time studying, but Pollyanna has other ideas. She joins a secret club with a group of orphans, and they spy on a mysterious new resident in town, only to learn that her standoffishness is because of her desire to shield a retarded son. Pollyanna helps the town accept the boy and his mother. based on novel or book, aunt niece relationship, family relationships, coming of age, tv pilot, character name in title