Based on William Gibson's Broadway play and retaining its acclaimed cast, Arthur Penn's The Miracle Worker tells the true story of Helen Keller (Patty Duke), an Alabama girl struck blind and deaf as a baby after an elevated fever. Enter Annie Sullivan (Anne Bancroft), a partially-blind woman assigned the task of teaching Helen sign language. After first separating Helen from her over-protective parents (Victor Jory and Inga Swenson), Annie begins the arduous process of teaching the girl.
~ Jason Ankeny, All Movie Guide