Robert Middleton, (born Samuel G. Messer, May 13, 1911 – June 14, 1977), was an American film and television actor known for his large size and beetle-like brow. With a deep, booming voice (for which he was known as "Big Bob Middleton"), Middleton trained for a musical career at the Cincinnati Conservatory of Music and Carnegie Tech in Pittsburgh, Pennsylvania. He worked steadily as a radio announcer and actor。