Known by fans as Glory/Glorificus, a role that TV Guide declared one of the best villains of all time, Clare first appeared on-screen playing Peter Falk and Tyne Daly’s daughter in the independent film Vig, followed by a role in the comedy In & Out. Roles in TV, film and series were next, highlighted by her role opposite Kirsten Dunst and Eliza Dushku in Bring It On. Immediately afterward, Clare was cast in Buffy.
Other film and television credits include roles in The Rules of Attraction; Sabrina, The Teenage Witch; Tru Calling; The Skulls; House; The Gravedancers and Big Ass Spider!, for which she won a Saturn award. Clare has been a correspondent for CNN, Access Hollywood, the Huffington Post and E!, as well as an NPR guest.