Reta Shaw: Reta Shaw. Actress: Mary Poppins. Reta Shaw is best known to television audiences as Hope Lange's housekeeper in the TV series The Ghost & Mrs. Muir (1968). Disney fans will remember her as one of the singing domestics in the Oscar-winning masterpiece Mary Poppins (1964). While she never achieved stardom as a leading lady, she earned her place as a solid supporting player in a variety of popular, much-loved cinematic...
