The video game featuring as the office's main form of procrastination is "ZOMBEER", a first-person shooter where staying drunk is the only way to stay alive among Zombies. The game is available at Steam and PlayStation Network for Playstation 3.
Fran Kranz and Pedro Pascal have both been involved in a production of Joss Whedon. Fran was in The Cabin in the Woods and Dollhouse, while Pedro played Eddie in Buffy the Vampire Slayer.
Actors Fran Kranz and Joey Kern both were in horror movies that involved cabins and that contained dark humour. Kranz was in The Cabin in the Woods (2012), and Kern was in Cabin Fever (2002).
There are a lot of jokes going on in the background.