In her modeling career and early film roles, she used the names Jamie King and James King, which was a childhood nickname given to King by her parents, because her agency already represented another Jaime—the older, then-more famous Model Jaime Rishar. From , she moved into acting, taking small film roles. She has since appeared as a lead in other films, such as Sin City and My Bloody Valentine 3D and, from to , starred in the television series Hart of Dixie. She also voiced the role of Aurra Sing on Star Wars: After being spotted at her graduation fashion show by Model agent Michael Flutie, King was invited to New York City to begin modeling professionally. To avoid confusion, King opted to use her childhood nickname, James, for the duration of her modeling career and later, at the beginning of her film career.