The photo Morgan is holding during the initial briefing changes between shots.
During the opening scene set in 1988, Peter Gilmore's The Satanic Scriptures published in 2007 is present in Lucky's room.
When Morgan and Rossi are talking outside the Bridgewater police station, the business hours are listed on the window as "Monday though Friday", instead of "through".
The scene in the asylum takes place in 1988, but the patient has a Library of America edition of HP Lovecraft stories that was published in 2005.