Glenn Howerton
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. Description above from the Wikipedia article Glenn Franklin Howerton, licensed under CC-BY-SA, full list of contributors on Wikipedia.
52 acting credits · 2 directing credits
Acting · 52
The Simpsons
1989
Family Guy
1999
American Dad!
2005
Late Night with Seth Meyers
2014
The Kelly Clarkson Show
2019
Fargo
2014
ER
1994
Conan
2010
It's Always Sunny in Philadelphia
2005
The Late Late Show with James Corden
2015
The View
1997
Jimmy Kimmel Live!
2003
Abbott Elementary
2021
The Mindy Project
2012
The Cleveland Show
2009
Welcome to Wrexham
2022
Velma
2023
Hot Ones Versus
2024
A.P. Bio
2018
The Hunt
2020
Snacked
2021
Crank
2006
Glenn Martin, DDS
2009
Crank: High Voltage
2009
The Job
2001
Serenity
2005
Sirens
2025
The Fugitive
2020
Unsupervised
2012
BlackBerry
2023
The Strangers
2008
Free Radio
2008
That '80s Show
2002
Vietnam in HD
2011
Must Love Dogs
2005
Under A Rock with Tig Notaro
2019
Fool's Paradise
2023
Everything Must Go
2011
How It Ends
2021
Officer Downe
2016
Archenemy
2020
Two Weeks
2006
Monday Night Mayhem
2002
Coffee Town
2013
A Very Sunny Christmas
2009
Mr. Bungle: The Night They Came Home
2020
The Thief Collector
2022
The Nightman Cometh: Live
2009
A Tribute to Ryan Dunn
2011
PaleyLive: It’s Always Sunny in Philadelphia 20th Anniversary Celebration!
2025
When Pigs Fly
2016
E.D.N.Y.
2003