Richard Denning was an American actor who starred in science fiction films of the 1950s, including Unknown Island (1948), Creature from the Black Lagoon (1954), Target Earth (1954), Day the World Ended (1955), Creature with the Atom Brain (1955), and The Black Scorpion (1957). Denning also appeared in the film An Affair to Remember (1957) with Cary Grant and on radio with Lucille Ball in My Favorite Husband (1948–1951), the forerunner of television's I Love Lucy.

Unknown Island is a 1948 American adventure film directed by Jack Bernhard and starring Virginia Grey, Phillip Reed and Richard Denning. Shot in Cinecolor it was released by Film Classics and in Britain by General Film Distributors.