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Glenn Howerton

Glenn Franklin Howerton III is an American actor, screenwriter, producer and podcaster. He is best known for playing Dennis Reynolds on the long-running dark satirical comedy It's Always Sunny in Philadelphia (2005–present) on FX/FXX, a series he co-created with Charlie Day and Rob McElhenney, and on which he serves as an executive producer and writer. Since November 2021, he has co-hosted The Always Sunny Podcast, with his fellow co-creators McElhenney and Day.


Aliases
  • Glenn Franklin Howerton III
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The Hunt

2020
as Richard

Crank

2006
as Doctor

BlackBerry

2023
as Jim Balsillie

Serenity

2005
as Lilac Young Tough

The Nightman Cometh: Live

2009
as Dennis Reynolds

Must Love Dogs

2005
as Michael

Officer Downe

2016
as gang member

Coffee Town

2013
as Will

Monday Night Mayhem

2002
as Dick Ebersol

Archenemy

2020
as The Manager

Two Weeks

2006
as Matthew