Mitchell appeared on Not Necessarily the News during the 1980s. Other recurring roles were on the TV series, including the very short-lived series Roxie (1987; most of the episodes were unaired), L.A. Law (1987−88), Reasonable Doubts (1992–93), Matlock (1988−95), and Dawson's Creek. Guest roles have ranged from Laverne & Shirley, CHiPs, The Outer Limits, One Tree Hill]], Prison Break, MacGyver, Beauty & The Beast, Empty Nest, and Jake and the Fatman. He was in the "Apollo One" episode of the mini-series From the Earth to the Moon (1998). In the early 1990s he performed the role of Ben Arnold on the soap opera Santa Barbara.