Mr. Belvedere Rings the Bell (1951)
Genres: Comedy
Cast: Clifton Webb, Joanne Dru, Zero Mostel
Mr. Belvedere Rings the Bell is a 1951 American comedy film, the third and final one starring Clifton Webb as Lynn Belvedere. It follows on from Sitting Pretty (1948) and Mr. Belvedere Goes to College (1949).