
Eugene, Oregon, USA
Eric Christian Olsen (born May 31, 1977) is an American actor, writer and producer. He is known for his portrayals of Investigator Marty Deeks on the CBS television series NCIS: Los Angeles, Austin in the film Not Another Teen Movie, Lloyd Christmas in Dumb and Dumberer: When Harry Met Lloyd and as producer/executive producer on the 2024 reboot of Matlock.
as Marty Deeks

as Young Harry Bollston
2001

as John Mason
2001

as Marty Deeks
2009

as Travis Mitchell
1994

as Vaughn
2009

as Kyle DeWitt
2006

as Adam Foster (segment "The Viewing")
1997

as Wade (voice)
2010

as Jensen Ritchie
2003

as Self
2017

as Gunner
2001

as Jake
2002
as Lornie Kuhle
2017

as Self
2024

as Eric
2019

as Lornie Kuhle
2017

as Thad
2017

as Chippy (voice)
2017

as Sid Sawyer
2016

as Thad
2015

as Tucker
2012

as Adam Finch
2011

as William Furno (voice)
2011

as William Furno (voice)
2011

as William Furno (voice)
2010

as Clive
2010

as Lloyd
2009

as Nick Brady
2009

as Craig
2008

as Randy
2008

as Foreign Exchange Student
2007

as Carlisle
2007

as Jason 'Krueger' Langdon
2007

as Kenny
2006

as Gunter
2006

as Chad
2004

as Josh
2004
as Marty Deeks
301 ep.

as Young Harry Bollston
1 episodes

as John Mason
1 episodes

as Marty Deeks
301 episodes

as Travis Mitchell
1 episodes

as Vaughn
4 episodes

as Kyle DeWitt
6 episodes

as Adam Foster (segment "The Viewing")
1 episodes

as Wade (voice)
103 episodes

as Jensen Ritchie
5 episodes

as Self
1 episodes

as Cameron Green
22 episodes

as Sully Sullivan
17 episodes

as Eric Christian Olsen
1 episodes

1 episodes

as William Furno
17 episodes

as Self
1 episodes