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 "Mary Poppins Returns"): The film stars Emily Blunt, Lin-Manuel Miranda, Ben Whishaw, Emily Mortimer, Pixie Davies, Joel Dawson, Nathanael Saleh, Julie Walters, Colin Firth, Dick Van Dyke and Meryl Streep.
Relevant evidence: No