While his name may not be well-known, he made many memorable appearances in character roles in 1960s sitcoms, including Get Smart, Hogan's Heroes, I Dream of Jeannie, and Green Acres. He had several roles on Bewitched, including Henry VIII. He also played the loud and blustery Captain Bligh/Charles Laughton-like "Admiral Zahrk" who constantly bellowed about "Mister Kidno" and his missing goat cheese in the Lost in Space episode "Mutiny in Space." He made three guest appearances on Perry Mason, including the role of title character Arthur Hennings, who, as a former Nazi official, had assumed a new identity, in the 1961 episode, "The Case of the Renegade Refugee." He also played murder victim Franz Hoffer in the 1965 episode, "The Case of the Fugitive Fraulein." Other TV appearances include parts on Alfred Hitchcock Presents, Batman(episode 110 in 1967), The Time Tunnel, "The Man From U.N.C.L.E.", Mission: Impossible, Mannix and Columbo.