[1] Stewart is most famous for her role as the school teacher Eva Beadle Simms on Little House on the Prairie and her work with director David Lynch.

[2][3] Her first acting job was in the 1960 episode "The Glass Cage" on The Loretta Young Show.

[2][4] She has guest-starred on many television series ranging from Bonanza to The Office and the recurring role of Betty Briggs on Twin Peaks.

[5] In 1961, she met her first husband, Tim Considine, when she played Agnes Finley in the season-one episode "Deadline" of My Three Sons.

[7] Her second marriage to magician Jordan Hahn lasted from the late 1970s to the early 1980s.