She went to high school in Fargo, and after graduation attended Minnesota State University Moorhead. She studied acting in London, returned briefly to Fargo, and then went to New York City where she found success in theater; landing a part in Amadeus, and performed a public theater reading of Othello, which starred Al Pacino. After she returned to Fargo, she started her career as a film actor. In 1996, Rudrüd starred as William H. Macy's wife in Joel and Ethan Coen's dark comedy film Fargo. She also had a small role in the 1999 comedy Pleasantville, also starring Macy, a short film Wheels Locked, which received a "Best of the Fest" at the Rochester International Film Festival, Drop Dead Gorgeous, and the short film A Psychic Mom. She has also appeared in television roles on Chicago Hope, and All My Children.