Question: How many films did the actress that is starred in the comic play by Noel Coward and is bet known for her outstanding stage triumph in the role of Blanche du Bois, appear in?
Sentence (from "Betty Ann Davies"): Betty Ann Davies enjoyed a long and distinguished West End career which included "The Good Companions" 1934, "Morning Star" 1942, and "Blithe Spirit" 1943.
Relevant evidence: Yes