Biography
Justin Bartha (born July 21, 1978) is an American film and television actor, best known for his co-starring role as Riley Poole in the National Treasure feature films and as Doug Billings in The Hangover.

Acting
Fort Lauderdale, Florida, USA
Born
Justin Bartha (born July 21, 1978) is an American film and television actor, best known for his co-starring role as Riley Poole in the National Treasure feature films and as Doug Billings in The Hangover.

Influenced· 2026
Jordan

Nuked· 2025
Jack Langer

Dear Zoe· 2022
David Gladstone

Sweet Girl· 2021
Simon Keeley

Against the Clock· 2019
Peter Hobbs

Driven· 2019
Howard Weitzman

The Big Break· 2019
Stephen

Sorry For Your Loss· 2018
Ken

Sticky Notes· 2017
Bryan

White Girl· 2016
Kelly

Brahmin Bulls· 2013
David

CBGB· 2013
Stiv Bators

The Hangover Part III· 2013
Doug Billings

Wolfpack Only: The Hangover Retrospective· 2013
Self

Dark Horse· 2012
Richard

The Hangover Part II· 2011
Doug Billings

Holy Rollers· 2010
Yosef Zimmerman

Every Jack Has a Jill· 2009
Jack

The Hangover· 2009
Doug Billings

The Rebound· 2009
Aram Finklestein

New York, I Love You· 2008
Justin, Sarah's Boyfriend

National Treasure: Book of Secrets· 2007
Riley Poole

Failure to Launch· 2006
Ace

Trust the Man· 2005
Jasper Bernard

National Treasure· 2004
Riley Poole

Strip Search· 2004

Gigli· 2003
Brian

54· 1998
Clubgoer (uncredited)

Hal

National Treasure: Edge of History· 2022
Riley Poole

Godfather of Harlem· 2019
Robert Morgenthau

The Other Two· 2019
Justin Bartha

The Good Fight· 2017
Colin Morello

Atlanta· 2016
Marshall Johnson

Cooper Barrett's Guide to Surviving Life· 2016
Josh Barret

The New Normal· 2012
David Sawyer

Conan· 2010
Self - Guest

WWII in HD· 2009
Jack Werner (voice)

Teachers· 2006
Jeff Cahill

The Ellen DeGeneres Show· 2003
Self