In one scene Andrea Savage and Lizzie Caplan discuss auditioning and losing roles. Andrea Savage was in the original pilot for Party Down and was replaced by Lizzie Caplan.
Henry references "Joe Isuzu." A character from old car commercials played by actor David Leisure.
Casey mentions she's up for an Apatow movie. Both Lizzy Caplan and Martin Starr worked with Apatow on "Freaks and Geeks".
Andrea Savage (Annie LeGros) also appeared in iZombie (2015). Rob Thomas created both Party Down and iZombie.