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.
