She has appeared in numerous TV shows, including Arrested Development, CSI: Crime Scene Investigation, Judging Amy and Private Practice. She has also appeared with Louis-Dreyfus in programs such as Seinfeld as a waitress in the diner, The New Adventures of Old Christine, Watching Ellie and Veep. Bowles has also appeared in some feature films. In April 2010, she was cast as Holly Cleary, a Wiccan, in the vampire television series, True Blood.