Draft:It's Always Sunny in Philadelphia season 18

The eighteenth season of the American television sitcom series It's Always Sunny in Philadelphia is expected to premiere on FXX.

Main cast

 * Charlie Day as Charlie Kelly
 * Glenn Howerton as Dennis Reynolds
 * Rob McElhenney as Ronald "Mac" McDonald
 * Kaitlin Olson as Deandra "Dee" Reynolds
 * Danny DeVito as Frank Reynolds

Production
After the fourteenth season aired, the series was renewed for four additonal seasons in December 2020, intending to take it up to season 18.