Sheltered, disturbed librarian Louise Elmore (Carrie Snodgress) had long resented the psychological hold of her wheelchair-bound, tyrannical father Wendell (Ray Milland), and she was prone to violent fantasies about those she believed wronged her. She snapped one fateful day when she discovered the depraved extent of his manipulation...then found that her descent into guilt and madness had only just begun. Tense thriller also stars Ruth Cox, Rosemary Murphy, Frances Bay. 101 min. Widescreen; Soundtrack: English.