Doubt is a gripping psychological drama where Viola Davis plays the role of Mrs. Miller, the mother of a young boy attending a Catholic school. The film revolves around a nun, played by Meryl Streep, who suspects a priest of inappropriate behavior. Viola Davis delivers a powerful and emotionally charged performance, portraying a mother torn between her loyalty to her son and her faith. Her role in Doubt earned her an Academy Award nomination for Best Supporting Actress.