Barbara Feldon is an American actress primarily known for her roles on television. Her most prominent role was that of Agent 99 in the 1965–1970 sitcom Get Smart, created by Mel Brooks and Buck Henry. Feldon was cast in this new show as "Agent 99". She starred opposite comedian Don Adams, who portrayed Maxwell Smart, Secret Agent 86. She played the role for the duration of the show's production from 1965 until 1970 and was nominated for an Emmy Award for Outstanding Lead Actress in a Comedy Series in 1968 and 1969.