Murphy co-directed Kingdom Come, which is now airing on Showtime and features a long list of stars such as Don Cheadle, Morgan Spurlock, Mark Ruffalo, Breckin Meyer, Illeana Douglas, Thomas Jane, Alan Cumming, Bill Pullman, Rachael Leigh Cook, Seth Green, Selma Blair, Bruce Campbell, Tim Roth, and many more.

Previously, he directed Moonshine To The Finish Line, a documentary chronicling the wild beginnings and early days of NASCAR.

Murphy has also directed a number of comedic short videos such as Roots Of Justice (a Channel101.com series) and Freeze!(d)