John Harrison is a writer, director, producer and composer.

Harrison was born and raised in Pittsburgh, Pennsylvania. He graduated from Emerson College in Boston with a BS in Theater Arts. For several years after that, he performed on the road with his band Homebrew before moving back to Pittsburgh to take a master's degree in film and television from Carnegie Mellon University. At the same time, he joined legendary blues guitarist Roy Buchanan, with whom he toured across the US and internationally for four years. He was also featured on several of Buchanan's albums, including That's What I'm Here For (1974), Live Stock (1975), and A Street Called Straight (1976).