Glenn Howerton

Actor
Producer
Writer

Velma and her crew scramble to find a sinister spellbook within 24 hours to resurrect her, dodging a malevolent spirit's fury. As the Sexy Halloween bash looms, they confront their deepest terrors, fighting for their lives.

Play trailer1:18

This Halloween Needs to Be More Special! (2024)

Glenn Franklin Howerton is an American actor and filmmaker. He is best known for his roles as Dennis Reynolds in It's Always Sunny in Philadelphia, for which he is also a writer and executive producer, and Jack Griffin in A.P. Bio, as well as the lead role in the short-lived sitcom That '80s Show.

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Awards
- 6 wins & 18 nominations total

What Have We Done to Glenn Howerton?

Celebrities sit through tons of interviews, so we wanted make sure our talk with "A.P. Bio" and "It's Always Sunny in Philadelphia" star Glenn Howerton was memorable.

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Known for

It's Always Sunny in Philadelphia

8.8

TV Series

Dennis Reynolds
Glenn
Wendell Albright

BlackBerry

7.3

2023

The Strangers

6.1

Mike

2008

Serenity

7.8

Lilac Young Tough

2005

Credits

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IMDbPro

Actor

Abbott Elementary
8.2
TV Series
- Dennis
- 2025
Velma
1.6
TV Series
- Fred (voice)
- 2023–2024
It's Always Sunny in Philadelphia
8.8
TV Series
- Dennis Reynolds
- Glenn
- Wendell Albright
- 2005–2023
Fool's Paradise
4.7
- Business Manager
- 2023
BlackBerry
7.3
- Jim
- 2023
A.P. Bio
7.4
TV Series
- Jack Griffin
- 2018–2021
How It Ends
5.4
- John
- 2021
Mr. Bungle: The Night They Came Home
8.0
- Audience
- 2020
Archenemy
5.0
- The Manager
- 2020
The Fugitive
5.8
TV Mini Series
- Jerry Conwell
- 2020
Peacock Presents: The At-Home Variety Show Featuring Seth MacFarlane
5.2
TV Series
- Jack Griffin
- 2020
The Hunt
6.6
- Richard
- 2020
When Pigs Fly
6.4
Short
- Uncle Al
- 2017
The Mindy Project
7.5
TV Series
- Cliff
- Cliff Gilbert
- 2013–2017
Portugal. The Man: Rich Friends
6.6
Music Video
- Man
- 2017

Producer

It's Always Sunny in Philadelphia
8.8
TV Series
- executive producer
- 2005–2023
The Send-Off
6.9
- producer
- 2022
A.P. Bio
7.4
TV Series
- co-executive producer
- producer
- 2018–2021
Mean Jean
6.0
TV Movie
- executive producer
- 2018
The Cool Kids
7.0
TV Series
- executive producer
- 2018–2019
Untitled Cristin Milioti/Nina Pedrad Project
TV Movie
- executive producer
- 2016
On the Record with Mick Rock
8.5
TV Series
- executive producer
- 2015–2016
All the Wilderness
5.8
- executive producer
- 2014
Living Loaded
6.4
TV Movie
- executive producer
- 2012
Unsupervised
7.3
TV Series
- executive producer
- 2012
How to Be a Gentleman
4.7
TV Series
- consulting producer
- 2011–2012
Boldly Going Nowhere
7.4
TV Movie
- executive producer
- 2009
It's Always Sunny in Philadelphia: Sunny Side Up
8.4
Video
- executive producer
- 2008
It's Always Sunny in Philadelphia Season 3: Sunny Side Up
8.3
Video
- executive producer
- 2008
It's Always Sunny in Philadelphia Season 3: Meet the McPoyles
8.1
Video
- executive producer
- 2008

Writer

Videos85

Trailer 1:18

Official Trailer

Trailer 1:22

Official Trailer - Season 2

Trailer 1:22

Official Trailer - Season 2

Season 15 Official Trailer

Personal details

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Height
- 5′ 10½″ (1.79 m)
Born
- April 13, 1976
- Japan
Spouse
- Jill LatianoSeptember 8, 2009 - present (2 children)
Children
- Miles Robert
Parents
Other works
Played Jamie in "The Creadeaux Canvas"

Did you know

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Trivia
Howerton was going to study Aerospace Engineering at Auburn University before deciding to attend Juilliard, where he graduated with a B.F.A. in the Actor Training Program. He is a fairly talented vocal mimic and acquits easily to impersonating various dialects, a skill he developed during his "military brat" childhood which require constant moving to different areas and countries.