After graduating from high school, she moved to Houston, Dallas and New York. She was not professionally trained, but learned her craft through experience: ‘My training was all practical and on the job'. She also acted on stage, earning a
Tony Award nomination for her performance on Broadway in
Eugene O'Neill's
The Great God Brown (1973). Helmond appeared in such feature films as
Family Plot,
Time Bandits,
Brazil, in which she played the mother of
Jonathan Pryce's character, and
Overboard. In 1983, she studied at the
American Film Institute's Directing Workshop. She picked up Emmy nominations for her role as Mona Robinson in ''Who's the Boss
and as Lois Whelan in Everybody Loves Raymond''. She also received acclaim for her stage performance in
Eve Ensler's
The Vagina Monologues. Helmond appeared in
The Legend of Lizzie Borden (1975) as
Emma Borden, the title character's sister. She appeared in an episode of the short-lived 1976 CBS adventure series, ''
Spencer's Pilots, starring Gene Evans. Helmond gained prominence as Jessica Tate, the ditzy matriarch of the Tate family in Soap (1977–1981) on ABC. From 1984 to 1992, she played the role of Mona Robinson on the ABC sitcom Who's the Boss? She appeared in a 1993 episode of The Upper Hand, the British version of Who's the Boss?
From 1995 to 1997, she starred in the ABC sitcom Coach as Doris Sherman, eccentric owner of the fictional Orlando Breakers professional football team. From 1996 to 2004, she had a recurring role on Everybody Loves Raymond'' as Lois Whelan (
Ray Barone's mother-in-law). On July 25, 2010, she guest-starred on A&E Network's
The Glades and as Caroline Bellefleur on HBO's
True Blood. She was also the voice of
Lizzie in the
Cars film franchise. ==Award nominations==