Cast & creator
Rob Mac
Best known for The Late Show with Stephen Colbert, The Late Show with Stephen Colbert, Late Night with Seth Meyers
Robert Dale "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. He has also opened a bar in Philadelphia called Mac's Tavern. Description above from the Wikipedia article Rob McElhenney, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Also known as: Robert McElhenney III, Rob McElhenney
20
film credits
48
television credits
38
1990–2025 · acting roles
7.0
average across scored titles
Signature credits
Known for
Across film & television
Filmography (68)
Showing 68 of 68 credits
The Late Show with Stephen Colbert
Self
2015The Late Show with Stephen Colbert
Self - Guest
2015
Late Night with Seth Meyers
Self
2014
Law & Order
Joey Timon
1990
Game of Thrones
Ironborn #1
2011
Conan
Self
2010
Jimmy Kimmel Live!
Self
2003Jimmy Kimmel Live!
Self - Guest
2003
Lost
Aldo
2004
It's Always Sunny in Philadelphia
Ronald 'Mac' McDonald
2005It's Always Sunny in Philadelphia
Writer
2005It's Always Sunny in Philadelphia
Director
2005It's Always Sunny in Philadelphia
Executive Producer
2005It's Always Sunny in Philadelphia
Creator
2005
Fargo
Officer Oscar Hunt
2014
ER
Andy Fesh
1994
Hot Ones
Self
2015
Deadpool & Wolverine
TVA Soldier
2024
Abbott Elementary
Mac
2021
The Mindy Project
Lou Tookers
2012
Mythic Quest
Ian Grimm
2020Mythic Quest
Writer
2020Mythic Quest
Executive Producer
2020Mythic Quest
Director
2020Mythic Quest
Creator
2020
Welcome to Wrexham
Self
2022Welcome to Wrexham
Executive Producer
2022Welcome to Wrexham
Writer
2022
Hot Ones Versus
Self
2024
Snacked
Self
2021
Side Quest
Ian Grimm
2025Side Quest
Executive Producer
2025Side Quest
Original Series Creator
2025
Unsupervised
Producer
2012
Free Radio
Self
2008
The Devil's Own
Kevin
1997
Wonder Boys
Student
2000
The F Word
Self
2017
A Civil Action
Teenager on Property
1998
Necaxa
Self
2025Necaxa
Executive Producer
2025Necaxa
Creator
2025
Far Cry
Far Cry
Executive Producer
Far Cry
Creator
Latter Days
Elder Harmon
2004
Thirteen Conversations About One Thing
Aspiring Medical Student
2001
Boldly Going Nowhere
Producer
2008
A Very Sunny Christmas
Ronald "Mac" McDonald
2009A Very Sunny Christmas
Writer
2009A Very Sunny Christmas
Executive Producer
2009A Very Sunny Christmas
Producer
2009
All Town Aren't We
Self
2024
It's Always Sunny in Moscow
Writer
2014It's Always Sunny in Moscow
Creator
2014Legends
Executive Producer
The Nightman Cometh: Live
Mac McDonald
2009The Nightman Cometh: Live
Executive Producer
2009
Campfire Stories
Ricky
2001
A Tribute to Ryan Dunn
Self
2011Cammy & Mike
Director
All Star Bowling Trick Shots
2012Boldly Going Nowhere
Writer
Boldly Going Nowhere
Executive Producer
Me/We
Writer
2024Me/We
Creator
2024PaleyLive: It’s Always Sunny in Philadelphia 20th Anniversary Celebration!
Self
2025
The Tollbooth
Simon Stanton
2004