Always Sunny's Glenn Howerton Weighs in on Dennis Serial Killer Fan Theory

'It's Always Sunny' star Glenn Howerton says he wanted to quit after season 11 over fear the show had 'peaked'

"I was aching to do other things and so I was starting to feel a little boxed in," the star and co-creator adds.Patrick McElhenney/FX Glenn Howerton as Dennis on 'It's Always Sunny in Philadelphia'Even as It's Always Sunny in Philadelphia was growing to be the undeniable success it is today, star and co-creator Glenn Howerton was worried that the cast and crew would "wear out their welcome" before they say the writing on the wall.Howerton joined…

Always Sunny's Glenn Howerton Weighs in on Dennis Serial Killer Fan Theory

After 20 years, Glenn Howerton is finally weighing in on the It’s Always Sunny in Philadelphia fan theory that his character, Dennis Reynolds, is a serial killer. “Look, I don’t want to answer that question definitively, but I don’t think he is,” Howerton, 49, exclusively told Us Weekly at the PaleyLive: It’s Always Sunny in Philadelphia 20th Anniversary Celebration on Tuesday, July 1. “In my mind he’s not. In my mind he’s just delusional.” The …

'I Was Worried.' I'm Shocked Glenn Howerton Admitted To Nearly Quitting It's Always Sunny In Candid New Quotes

Glenn Howerton explains why he almost left It’s Always Sunny in Philadelphia for good.

‘I wanted to quit’: Glenn Howerton opens up about almost leaving ‘It’s Always Sunny in Philadelphia,’ and that ‘A.P. Bio’ wasn’t to blame

"I wanted to quit," Glenn Howerton revealed on Tuesday during the 20th anniversary celebration of It's Always Sunny in Philadelphia. The actor opened up to a sold-out crowd at the Paley Center for Media's event at the Directors Guild of America theater in Hollywood. He was joined on the panel by costars Rob Mac (who recently changed his name from Rob McElhenney), Charlie Day, Kaitlin Olson, and Danny DeVito. Howerton explained that there was a "…