Dunham made the transition to director in 1990, directing his first episode of the acclaimed television series, Twin Peaks, and later went on to direct the feature films, Homeward Bound: The Incredible Journey (1993) and Little Giants (1994), as well as numerous series such as 7th Heaven; JAG and Star Wars: The Clone Wars. Dunham has won an Emmy award for outstanding editing on Twin Peaks and was nominated for a DGA award in 1995 for outstanding directorial achievement in children’s programs for the made for TV movie Tiger Cruise (2004).