About Glenn Howerton
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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Movie Credits
Glenn Howerton has appeared in 24 movies.
TV Credits
Glenn Howerton has appeared in 27 shows.
Production Credits
Directing
Credited for Director in 3 shows - It's Always Sunny in Philadelphia, Sex Tape Advice with Dennis Reynolds and A.P. Bio.
Production
Credited for Executive Producer in 5 shows - It's Always Sunny in Philadelphia, The Nightman Cometh: Live, A Very Sunny Christmas, The Nightman Cometh: Live! and All the Wilderness.
Credited for Co-Executive Producer in 1 show - A.P. Bio.
Writing
Credited for Writer in 3 shows - It's Always Sunny in Philadelphia, Boldly Going Nowhere and The Nightman Cometh: Live!.