It's Always Sunny in Philadelphia is back for season 17, and it's not the first show Glenn Howerton has been on this year. Check out his other hit.

"I was aching to do other things and so I was starting to feel a little boxed in," the star and co-creator adds.

Glenn Howerton addresses the ongoing 'It's Always Sunny in Philadelphia' fan theory about Dennis Reynolds being a serial ...

Fans of It’s Always Sunny in Philadelphia may have noticed a tribute to someone not involved with the series at the end of the Season 17 premiere last week. At the end of the new episode, “The Gang F* ...

You can see Glenn Howerton in It’s Always Sunny in Philadelphia, which is now streaming with a Hulu subscription. The show ...

It’s Always Sunny in Philadelphia Season 6 Episode 3, titled The Gang Buys a Boat, portrays one scene which eventually ...

It's Always Sunny In Philadelphia almost lost one of its main and important cast members after its eleventh season, and fans ...

Glenn Howerton revealed during PaleyLive's panel for the 20th anniversary of 'It's Always Sunny in Philadelphia' that he ...

Howerton co-created It’s Always Sunny with co-star Rob McElhenney, reuniting in Season 17, which premieres July 9 with ‘The ...

It’s Always Sunny in Philadelphia star Glenn Howerton almost quit the show over fears that the long-running sitcom, now in ...

Glenn Howerton attends the “It’s Always Sunny in Philadelphia” 20th anniversary celebration hosted by the Paley Center for Media at DGA Theater Complex on July 1, 2025 in Los Angeles. Getty ...

Plus, Charlie Day and Glenn Howerton tell TheWrap which other sitcom they'd love to cross over with after "Abbott Elementary.