Career
Together, they joined the first Toronto company of The Second City where she was one of the original players. Bromfield was a regular performer on the 1974 The Bobbie Gentry Show. She performed comedy on the first episode of Saturday Night Live on October 11, 1975.
She also appeared on another SNL episode in 1978.
In 1979 she played "Mary Mary" on the American Broadcasting Company series Angie. In 1980, she appeared as the character of "Debbie Smith" on The David Letterman Show.
She played "Laney Gibbs" in Best of the West in 1981 and appeared on six episodes of SCTV between 1983–1984. In 1984, she appeared on nine episodes of The New Show, another National Broadcasting Company sketch comedy show produced by Saturday Night Live creator Lorne Michaels.
As the character "Faith Burdette", Bromfield appeared on nineteen episodes of Grace Under Fire between 1993 and 1995.
In 1995, she appeared on Joe Bob"s Drive-In Theater. Bromfield appeared on the Canadian Broadcasting Company"s 90 Minutes Live on the BCTV show Zig Zag, both in her native Canada. As a voice actor, she made her animation debut in the 1974 television movie The Gift of Winter.
A Halloween-themed sequel four years later that was titled Witch"s Night Out.
Bromfield was the voice of "Honey Bunny Funnybunny" on an American Broadcasting Company Weekend Special in 1994 based on the works of Marilyn Sadler. She voiced "Nurse Molly" on Camp Candy and has provided voices for Popples, Animaniacs, Tiny Toon Adventures, Superman: The Animated Series and other animated shows.