Review: The Ninth Configuration (1980) Anders discovers and digs into William Peter Blatty's exploration of faith, despair, and madness. Read More Reviews, Overlooked and Under-AppreciatedAnders BergstromMarch 30, 2018The Ninth Configuration, William Peter Blatty, The Exorcist, existentialism, Catholicism, Jason Miller, Stacy Keach, Scott Wilson, Ed Flanders, horror, drama, psychological horrorComment