Glenn Howerton
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
The Simpsons
1989
Family Guy
1999
Late Night with Seth Meyers
2014
American Dad!
2005
Conan
2010
The Kelly Clarkson Show
2019
Fargo
2014
The Late Late Show with James Corden
2015
The View
1997
ER
1994
Jimmy Kimmel Live!
2003
It's Always Sunny in Philadelphia
2005
Abbott Elementary
2021
The Mindy Project
2012
The Cleveland Show
2009