
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.

Law & Order: Special Victims Unit
TV • 1999

NCIS
TV • 2003

CSI: Crime Scene Investigation
TV • 2000

Lost
TV • 2004

Fargo
TV • 2014

Sons of Anarchy
TV • 2008

The Closer
TV • 2005

Rizzoli & Isles
TV • 2010

It's Always Sunny in Philadelphia
TV • 2005

Gifted
MOVIE • 2017

FBI: Most Wanted
TV • 2020

Californication
TV • 2007

Mayor of Kingstown
TV • 2021

Masters of Sex
TV • 2013

FlashForward
TV • 2009

8 Simple Rules
TV • 2002

Legion
TV • 2017

Project Blue Book
TV • 2019