In the apartment block corridor, Deeks comments about the 70s carpeting, to which Kensi responds "Yeah I'm getting some serious The Shining vibes". The number of the apartment they're looking for is 237. This is the same number as the hotel room where Danny is lured to his encounter with the crazy woman and where Jack has a supernatural encounter in the movie of The Shining.
Matty Cardarople reprises his role as Danny the sales clerk from the Season 10.16 episode, "Into the Breach."