She was best known for her roles as Mrs. Yvonne Teasley in the television series Beverly Hills, 90210 (1991–2000),[2] Judge Rebecca Damsen in The Guardian (2001–2004), and Dr. Rhonda Pine in Insecure.
Dowse's film roles included Olivia Biggs in Bio-Dome (1996), Sky Marshal Meru in Starship Troopers (1997), Judge Constance Mullen in A Civil Action (1998), Marlene Andre in Ray, Principal Garrison in Coach Carter (2005), and Flora in The Call (2013).
Dowse became best known for her role of Yvonne Teasley on Beverly Hills, 90210,[4][5] after appearing as Judge Rebecca Damsen on The Guardian from 2001 through 2004.
In 2020, she appeared as Valeria in the thriller film Fatale, featuring Hilary Swank, Michael Ealy, and Mike Colter.
[6] Dowse directed the drama film Remember Me: The Mahalia Jackson Story, featuring Ledisi, Corbin Bleu, Keith David, Vanessa Williams, and Columbus Short.