At the beginning of the episode, Max offers a book to Joshua, saying that it's about a clown, living underground, that kills children. This is a reference to the 1986 novel "It" by Stephen King.
At the beginning of the episode, Max steals a trophy with a baseball inside. The metal plate on the trophy reads "September 17, 2009 - Home Run No. 756"
Kevin Durand plays the dual role of Joshua and his younger brother, Isaac, in this episode.