Brown gained local notoriety in Sydney as a cast member of the famous Phillip St Revues and the popular melodrama productions at the Music Hall, a Sydney theatre-restaurant, in the early 1960s. She came to national prominence after joining the cast of the pioneering Australian satirical TV sketch comedy series "The Mavis Bramston Show" (1964 -1968). After a stint in the UK she secured a regular role in the hit TV sitcom "My Name's McGooley, What's Yours?", starring alongside Gordon Chater, John Meillon and Judi Farr.