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Glenn Howerton
7 TV shows · 2002–2025
Glenn Howerton on TV
It's Always Sunny in Philadelphia
as Dennis Reynolds
FXX · 2005 · Running
Sirens
as Ethan Corbin III
Netflix · 2025 · Ended
A.P. Bio
as Jack Griffin
Peacock · 2018 · Ended
That '80s Show
as Corey Howard
FOX · 2002 · Ended
Velma
as Fred
HBO Max · 2023 · Ended
BlackBerry
as Jim Balsillie
CBC Gem · 2023 · Ended
Vietnam in HD
as Donald DeVore
History · 2011 · Ended
