David Russell Boyd, A.S.C. is an American cinematographer and director of television and film known for his role as director of photography for the FOX television series Firefly and the AMC series The Walking Dead. He also worked as cinematographer on the first three episodes of HBO's Deadwood. On the NBC television series Friday Night Lights he served as director of photography on 18 of 22 episodes in the first season and moved up to direct two more. He also directed the film Home Run, which was released in 2013.