Feldon was born Barbara Anne Hall in Butler, Pennsylvania, part of the Pittsburgh metropolitan area.

[8] Following working as a model, Feldon's break came in the form of a popular and much-parodied television commercial for "Top Brass," a hair pomade for men by Revlon.

Lounging languidly on an animal-print rug, she purred at the camera, addressing the male viewers who use it as "tigers.

[10] In 1964, she appeared with Simon Oakland in the episode "Try to Find a Spy" of CBS's short-lived drama Mr.

[10] One substantial guest-starring role was opposite George C. Scott in the television drama East Side/West Side (season one).

It was produced by Talent Associates which was also developing a TV comedy called Get Smart with two prominent writers, Mel Brooks and Buck Henry.

She starred opposite comedian Don Adams, who portrayed Maxwell Smart, "Secret Agent 86".

[10] 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.

[15] Feldon made guest appearances five times on The Dean Martin Show from 1968 to 1972, singing and dancing and performing in comedy skits.

(1975) with Barbara Eden, and the cult-classic thriller A Vacation in Hell (1979) with Maureen McCormick and Priscilla Barnes.