Jackson Beck (July 23, 1912 – July 28, 2004) was an American actor best known as the announcer on radio's The Adventures of Superman and the voice of Bluto in the Famous era Popeye theatrical shorts. Beck's early radio experience included work at WINS and WHN, both in New York City. Beginning in 1931, he worked on Myrt and Marge, among other roles. In 1934, he was the announcer for The Adventures of Babe Ruth on the radio. In 1943, he took over as narrator of radio's The Adventures of Superman; it was Beck who intoned the familiar prologue "strange visitor from another planet..." He also had recurring roles, voicing an occasional tough guy and also portraying Beany Martin, the Daily Planet's teenage copy boy. On Superman episodes featuring Batman, he played Bruce Wayne's butler, Alfred Beagle.

He also impersonated Joseph Stalin and other world leaders for The March of Time radio series, starred as The Cisco Kid on radio from 1942 to 1945 and sleuth Philo Vance in a syndicated series from 1948 to 1950, starred in the dramatic anthology Brownstone Theater on Mutual,and served as narrator for the radio adventures of Tom Corbett, Space Cadet.

Beck also co-starred in several episodes of the CBS Radio Mystery Theater.