Question: Ursula Reith is best known for her role as Mrs. Gloop in a 1971 American musical fantasy film that was directed by Mel Stuart, and starred who?
Sentence (from "Willy Wonka &amp; the Chocolate Factory"): Willy Wonka & the Chocolate Factory is a 1971 American musical fantasy film directed by Mel Stuart, and starring Gene Wilder as Willy Wonka.
Relevant evidence: Yes