High Quality Content by WIKIPEDIA articles! Rob McElhenney (born April
14, 1977) is an American film and television actor best known for his
role as Mac on the FX TV series It's Always Sunny in Philadelphia. He is
also credited as creator, developer and executive producer of the show,
which has also provided McElhenney with writing and directing credits on
various episodes. He is married to Kaitlin Olson, who plays Deandra
Reynolds on the show. McElhenney made his film debut with a bit part in
The Devil's Own and followed that up with bit parts in A Civil Action,
Wonder Boys, and Thirteen Conversations About One Thing. He later had
more substantial parts in Latter Days and The Tollbooth. McElhenney also
played a small role in the eighth season Law & Order episode
"Thrill". He was still waiting tables between acting assignments in
2004, when his manager and agent presented McElhenney's idea for a
sitcom to the FX cable network, which received it warmly.