The bar where the characters hang out at is named "McUltra's", a not-so-subtle reference to MKUltra project, an ill-famed C.I.A. program from the 50's (known to be about mind-controlling).
One of the scene transition songs is similar to the one used on Gravity Falls, a show created by Alex Hirsch who is an executive producer on Inside Job. Shion Takeuchi, Inside Job's show creator also worked as a writer and producer on Gravity Falls
Myc is a mushroom-like alien. His name's spelling references mycology, which is the study of fungi, or mycelium, which is the vegetative part of a fungus.
Adam Scott and Lizzy Caplan previously worked together on Party Down and Bachelorette.
Lizzy Caplan and Clark Duke previously worked together in New Girl.