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

It was the implication. Glenn Howerton, who stars as the sociopathic Dennis Reynolds in the long running sitcom “It’s Always ...

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

Glenn Howerton is finally weighing in on the It’s Always Sunny in Philadelphia fan theory that his character, Dennis Reynolds ...

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

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

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

For a legendary television show that was initially thought to be a short film shot on a digital camcorder by Rob McElhenney, ...

I had not figured out yet how to stretch myself and be able to do other things that I wanted to do with my career outside of ...

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

In Wednesday's Season 17 premiere episode of "It's Always Sunny in Philadelphia," the "Abbott Elementary" cast gets to cuss — ...

In a crossover no one saw coming, ABC’s heartwarming mockumentary Abbott Elementary collided with the outrageous chaos of ...