Shannen Doherty is an American actress known for her many roles in television and film, including as Jenny Wilder in Little House on the Prairie; Maggie Malene in Girls Just Want to Have Fun; Kris Witherspoon in Our House; Heather Duke in Heathers; Brenda Walsh in Beverly Hills, 90210, and BH90210; Prue Halliwell in Charmed; and Dobbs in Fortress.