Steenburgen moved to
Manhattan in 1972 after the Neighborhood Playhouse offered her an opportunity to study acting. She worked as a server at
The Magic Pan and for
Doubleday while studying under
William Esper. but it was passed by the network. She appeared in the dark sitcom
Wilfred from 2011 through 2013 as Catherine Newman, the title character's eccentric and mentally ill mother. Steenburgen had a recurring role as Diana Jessup on the
NBC sitcom
30 Rock from 2012 to 2013. In 2014, she began a recurring role as former Dixie Mafia boss Katherine Hale in the fifth and sixth seasons of
Justified. From 2015 to 2018, she starred as Gail Klosterman on the comedy series
The Last Man on Earth. From 2020 to 2021, she played the role of Maggie Clarke in the NBC musical comedy-drama series ''
Zoey's Extraordinary Playlist for two seasons. She reprised the role for The Roku Channel television film Zoey's Extraordinary Christmas''. In 2025, she appeared with her husband, Ted Danson, in the second season of the
Netflix show
A Man on the Inside as the character Mona Margadoff.
Music career In 2007, Steenburgen underwent minor surgery on her arm, which required a
general anaesthetic; shortly thereafter, she began experiencing "music (...) playing in her head day and night". She subsequently took music lessons so that she could write down what she was hearing, and by 2013 had almost 50 songwriting credits. She has collaborated with musicians from Nashville and was also signed to
Universal Music Group as a songwriter. She performs one of her own songs in
Last Vegas. In 2018, her composition "Glasgow (No Place Like Home)" as performed by
Jessie Buckley featured as the climactic musical moment in the film
Wild Rose and won Steenburgen several awards, including the 2019
Critics' Choice Movie Award for Best Song. On October 30, 2020, Steenburgen signed a global publishing deal with
Universal Music Publishing Group. ==Other activities==