Gone Baby Gone is a critically acclaime crime drama directed by Ben Affleck and adapted by Affleck and Aaron Stockard. The movie is set in Boston and is based on the novel of the same name by Dennis Lehane. It stars Casey Affleck and Michelle Monaghan as Patrick Kenzie and Angela Gennaro, two private investigators hunting for an abducted four-year-old girl in the Boston neighborhood of Dorchester. Amy Ryan received an Oscar nomination for her performance as Helene McCready.