Roy Stuart,The Bronx-born veteran character actor, who launched his career in New York, performed in nightclubs, theater and films, and appeared in more than 100 commercials in the 1970s. He is best known for role as Cpl. Chuck Boyle, the eager-beaver aide to Frank Sutton's Sgt. Vince Carter, on the beloved 1960s sitcom "Gomer Pyle, U.S.M.C.