From Wikipedia, the free encyclopedia. Don Adams (April 13, 1923 – September 25, 2005) was an American actor, comedian and director. In his five decades on television, he was best known as Maxwell Smart (Agent 86) in the TV situation comedy Get Smart (1965–1970, 1995), which he also sometimes directed and wrote. Adams won three consecutive Emmy Awards for his portrayal of Smart (1967–1969). He provided the voices for the animated series Tennessee Tuxedo and His Tales (1963–1966) and Inspector Gadget (1983–1986) as their title characters. He vo…