Glenn Howerton Thinks All Of The “Always Sunny” Characters Are “Ambiguously Gay” | CONAN on TBS
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Glenn Howerton Reads Thirst Tweets
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Glenn Howerton Explains Why He Is So Good at Playing Jerks
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Glenn Howerton Browses r/The_Dennis For The First Time
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#APBio @NBCAPBio https://t.co/3bHd7Aqyh3
Glenn Franklin Howerton III is an American actor, producer, and screenwriter. He is 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.