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

The Dennis implication is truly one of my favorite continued developments on the show and after reminding myself of frame bangs this morning I can’t wait to see how far they go in Season 8.

Frank has a fair claim to being It's Always Sunny in Philadelphia's best character, and these episodes prove it.

Glenn Howerton made a name for himself as the not-quite-lovable jerk, Dennis Reynolds, on It’s Always Sunny in Philadelphia, where his character achieved cultural notoriety for threatening to “frame ...

The Darkest Moments Of Dennis Reynolds Will Make You Feel Much Saner. Alex Diedrick Film & TV Features Writer Twitter. April 13, 2016. Every season, it really seems like the characters in ...

Dennis Reynolds, one of the main characters on “It’s Always Sunny in Philadelphia,” is narcissistic, despicable, and (of course) fun to watch, but could he actually be a serial killer? YouTuber Ryan ...

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Oh, Dennis Reynolds, the resident sociopath of It’s Always Sunny in Philadelphia.Thanks to Glenn Howerton’s mastery of comedic timing, there’s an argument that Dennis is the show’s ...