Keir O'Donnell (born November 8, 1978) is an Australian actor best known for his roles in the films Wedding Crashers and Paul Blart Mall Cop. He also had guest appearances in episodes of the television series Lost, CSI, and The Closer.
Marmalade
2024 • Director
A Case of You
2013 • Screenplay
Law & Order: Special Victims Unit
1999 - • Stuart Andrews
Fargo
2014 - 2024 • Ben Schmidt
It's Always Sunny in Philadelphia
2005 - • Jan
High Desert
2023 - 2023 • Stewart
Ambulance
2022 • FBI Agent Anson Clark
The Dry
2020 • Greg Raco
Project Blue Book
2019 - 2020 • Evan Blake
Legion
2017 - 2019 • Daniel
Diddie Wa Diddie
2019 • Brian
The Hammer
2017 • Randy
Sun Records
2017 - 2018 • Dewey Phillips
Gifted
2017 • Bradley Pollard
Incarnate
2016 • Oliver
Masters of Sex
2013 - 2016 • Vincent
Rizzoli & Isles
2010 - 2016 • Craig Johnson
In the Night
2015 • A.P.
Return to Sender
2015 • Tony Desantos
CSI: Crime Scene Investigation
2000 - 2015 • Ken Richmond
American Sniper
2014 • Jeff Kyle
Sons of Anarchy
2008 - 2014 • Lowell Harland, Jr.
Bound for Greatness
2014 • Darren Meadows
Dawn of the Planet of the Apes
2014 • Finney
Californication
2007 - 2014 • Beckett Fetch
2013 • Eliot
Worm
2013 • Dustin (Voice)
Free Samples
2012 • Danny
The Closer
2005 - 2012 • Gerald Curtis
Complacent
2012 • Thomas Pulchek
The Man Who Never Cried
2011 • Ralph Winston
My Generation
2010 - 2011 • Kenneth Finley
FlashForward
2009 - 2010 • Ned Ned
Lost
2004 - 2010 • Thomas
The Runaways
2010 • Rodney Bingenheimer
When in Rome
2010 • Priest (Father Dino)
Taking Chances
2009 • Digger Morris
Paul Blart: Mall Cop
2009 • Veck Sims
Amusement
2008 • The Laugh
Pathology
2008 • Ben Stravinsky
Flakes
2007 • Stuart
It's a Mall World
2007 - 2007 • Dennis
After Sex
2007 • David
What We Do Is Secret
2007 • Chris Ashford
Wild West Comedy Show: 30 Days & 30 Nights - Hollywood to the Heartland
2006 • Self
The Break-Up
2006 • Date (Paul)
Wedding Crashers
2005 • Todd Cleary
8 Simple Rules... for Dating My Teenage Daughter
2002 - 2005 • Derek
Starkweather
2004 • Bob Von Buch