The game is based on the American animated television series Family Guy, most notably the episode “Road to the Multiverse”, and is also a continuation of the episode “The Big Bang Theory”. About Family Guy: Back to the Multiverseįamily Guy: Back to the Multiverse is an action-adventure game that was released for Microsoft Windows, PlayStation 3 and Xbox 360. Download Family Guy: Back to the Multiverse for free on PC – this page will show you how to download and install the full version of Family Guy: Back to the Multiverse on PC.