Julia Kavner’s biggest role before Marge Simpson was on the popular 1970s sitcom Rhoda. Over five seasons, Kavner appeared in all 109 episodes. The popular television series that first featured Rhoda and her family was the cult television show The Mary Tyler Moore Show, where Rhoda appeared regularly as Mary’s friend and neighbor. When the show’s writers introduced Brenda Morgenstern, Kavner auditioned for the role after another actress turned it down. Toronto Star. A year later, the show’s producer, David Davis, was casting for the show’s first spin-off dedicated to Rhoda. The news source reports that he remembered Kavner’s audition and decided to give her a shot at the role. She won the role by crediting Davis with a big jump in her career.
Her performance as Brenda brought her success, leading to three Emmy nominations for Outstanding Continuous Performance by an Actress in a Supporting Role in a Comedy Series, one of which she won in 1978 (via IMDb). Two more positive moments appeared with Kavner while working on “Roda”. This catapulted her to stardom, leading to roles throughout the rest of the 1970s and 1980s that kept her in drawing rooms and movie theaters across the US until her next big break as the voice of Marge Simpson. She has appeared in episodes of “Lou Grant” and “Taxi”, and has also appeared in the feature films “Hannah and Her Sisters” and “Radio Days”. IMDb).