Glenn Howerton
One interesting fact about Glenn Howerton is that he is an American actor and filmmaker best known for his roles in It's Always Sunny in Philadelphia and A.P. Bio.
TV Actor
April 13, 1976
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Glenn Howerton is an American actor, writer, producer, and filmmaker who rose to fame for his portrayal of Dennis Reynolds in the long-running sitcom “It’s Always Sunny in Philadelphia.” In addition to acting, he co-created the show and serves as an executive producer and writer. Howerton also played Jack Griffin in “A.P. Bio” and had a leading role in the sitcom “That ’80s Show.” His film credits include appearances in “Crank” and “The Strangers.”