
Glenn Howerton
Acting
Born 1976-04-13 · Okinawa, Japan
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.
Known for

It's Always Sunny in Philadelphia
2005 · TV

A.P. Bio
2018 · TV

The Cleveland Show
2009 · TV

Velma
2023 · TV

Family Guy
1999 · TV

The Mindy Project
2012 · TV

Fargo
2014 · TV

That '80s Show
2002 · TV

ER
1994 · TV

The Simpsons
1989 · TV

Vietnam in HD
2011 · TV

Late Night with Seth Meyers
2014 · TV

Sirens
2025 · TV

The Fugitive
2020 · TV

American Dad!
2005 · TV

The Kelly Clarkson Show
2019 · TV

Glenn Martin, DDS
2009 · TV

Unsupervised
2012 · TV

Abbott Elementary
2021 · TV

Welcome to Wrexham
2022 · TV

The Job
2001 · TV

Under A Rock with Tig Notaro
2019 · TV

Free Radio
2008 · TV

Conan
2010 · TV

The Late Late Show with James Corden
2015 · TV

Snacked
2021 · TV

Hot Ones Versus
2024 · TV

Jimmy Kimmel Live!
2003 · TV

The View
1997 · TV