Ronald Ralph "Ronnie" Schell (born December 23, 1931) is an American actor, stand-up comedian and cartoon voice actor (notably Peter Puck). Early in his career he appeared as himself as a contestant on You Bet Your Life opposite Groucho Marx, demonstrating a comic barrage of jive talk. Schell is probably best known in his 1960s television role as Duke Slater in Gomer Pyle, U.S.M.C.