Charlie Day has his film career, Glenn Howerton has his NBC series A.P. Bio, Kaitlin Olson has proved willing to explore outside projects, and Rob McElhenney has a few writing projects in the pipeline.
It’s also worth mentioning that a lot can change in two seasons, and while the It’s Always Sunny In Philadelphia cast seems set on breaking that record now, they’ve all been about as busy as they’ve ever been in the show’s history.
Despite their protests otherwise, everyone’s loaded schedule always means that the comedy could be just one scheduling conflict away from the series being too much to handle for the team.