Glenn Howerton
Acting1976Okinawa, Japan
Biography
Glenn Franklin Howerton III (born April 13, 1976) is an American actor of television and film. He is best-known for his role as Dennis Reynolds on FX's It's Always Sunny in Philadelphia (on which he is also a writer and executive producer). He also played Corey Howard on the short-lived 2002 sitcom That '80s Show.
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Known For
Acting History
2025
Abbott Elementary
TVas Dennis• 1 eps
Hot Ones Versus
TVas Self• 1 eps
Sirens
TVas Ethan Corbin II• 5 eps
The Simpsons
TVas Peter Linz (voice)• 1 eps
2024
Snacked
TVas Self• 1 eps
2023
Fool's Paradise
as Business Manager
BlackBerry
as Jim Balsillie
Welcome to Wrexham
TVas Self• 1 eps
Velma
TVas Fred (voice)• 21 eps
BlackBerry
TVas Jim Balsillie
2022
The Thief Collector
as Jerry Alter
The Send-Off
Producer
2021
How It Ends
as John
2020
The Hunt
as Richard
Archenemy
as The Manager
Mr. Bungle: The Night They Came Home
as Audience
The Fugitive
TVas Jerry Conwell
The Kelly Clarkson Show
TVas Self• 2 eps
A.P. Bio
TVDirector• 1 eps
2019
Under A Rock with Tig Notaro
TVas Self - Guest
A.P. Bio
TVCo-Executive Producer• 13 eps
2018
A.P. Bio
TVas Jack Griffin• 42 eps
2016
Officer Downe
as Dominic
When Pigs Fly
as Uncle Al
2015
The Late Late Show with James Corden
TVas Self - Guest
2014
Fargo
TVas Don Chumph• 5 eps
Family Guy
TVas (voice)• 3 eps
Late Night with Seth Meyers
TVas Self - Guest
All the Wilderness
Executive Producer
2013
Coffee Town
as Will
The Mindy Project
TVas Cliff Gilbert• 13 eps
2012
Unsupervised
TVas Clint (voice) / Clint / Dirt (voice) / Dirt (voice)
Unsupervised
TVProducer
2011
2010
Conan
TVas Self
2009
Crank: High Voltage
as Doctor (uncredited)
A Very Sunny Christmas
as Dennis Reynolds
The Nightman Cometh: Live
as Dennis Reynolds
American Dad!
TVas Animal Control Guy #1 (voice)• 1 eps
A Very Sunny Christmas
Executive Producer
The Nightman Cometh: Live
Executive Producer
2008
2005
Must Love Dogs
as Michael
Serenity
as Lilac Young Tough
It's Always Sunny in Philadelphia
TVas Dennis Reynolds• 177 eps
It's Always Sunny in Philadelphia
TVDirector
It's Always Sunny in Philadelphia
TVExecutive Producer
2003
2002
Monday Night Mayhem
as Dick Ebersol
The Job
TVas Young Guy• 1 eps
That '80s Show
TVas Corey Howard• 13 eps
1997
The View
TVas Self