Harris starred in the Canadian drama series Side Effects from 1994 to 1996. For her performance in show she was nominated for the Gemini Award for Best Performance by an Actress in a Continuing Leading Dramatic Role. On American television she guest-starred in Knots Landing, Party of Five, The West Wing, The Practice, CSI: Miami, ER, JAG, Commander in Chief, Private Practice, Brothers & Sisters, Criminal Minds, NCIS, Rizzoli & Isles and Revenge (TV series). She also appeared in a number of made for television films, like Woman on the Run: The Lawrencia Bembenek Story (1993), Against Their Will: Women in Prison (1994) and Captive Heart: The James Mink Story (1996).