It's Always Sunny in Philadelphia Sets Season 18 Premiere for August 17 on FXX and Hulu

Season 18 of It's Always Sunny in Philadelphia premieres 17 August 2026 on FXX and Hulu, per a 29 July Deadline report. The 10-episode run extends the series' status as TV's longest-running live-action comedy. Rob McElhenney created the series and returns as executive producer alongside Charlie Day and Glenn Howerton. All three also star.