The story, Variety says, is loosely based on Tish Cohen's debut novel of the same name, which centers on an agoraphobic man who lives with his teenage son in a historic Boston townhouse that he inherited from his rock-star father. With royalties from his father's work dwindling, the man is forced to come to terms with his life. A call girl strikes up a friendship with the man.
Fox 2000 is eyeing a summer 2010 start date.
This would be a detour from the comedy roles Galifianakis has lined up since his breakout in this summer's The Hangover.