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. Middleton, with a deep, booming voice, trained for a musical career at the Cincinnati Conservatory of Music and Carnegie Tech. He worked steadily as a radio announcer and actor. One of his early works was as the narrator of the famous educational film "Duck and Cover". After appearing on the Broadway stage and live television, Middleton began appearing in films in 1954. He's also remembered on television appearing as boss Mr. Marshall on The Jackie Gleason Show and in film opposite Humphrey Bogart in The Desperate Hours (1955), Gary Cooper in Friendly Persuasion (1956), Richard Egan and Elvis Presley in Love Me Tender (1956), Dorothy Malone and Robert Stack in The Tarnished Angels (1958), and Dean Martin in Career (1959).
Middleton, a native of Cincinnati, Ohio, appeared in many television programs in the 1950s and 1960s. He was cast as "The Tichborne Claimant" in the NBC anthology series The Joseph Cotten Show. He appeared in ten episodes of ABC's family Western, The Monroes, with costars Michael Anderson, Jr., and Barbara