Justin Bartha

Justin Bartha

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.

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Known For

The Good Fight

The Good Fight

2017 • as Colin Morello

Godfather of Harlem

Godfather of Harlem

2019 • as Robert Morgenthau

The Other Two

The Other Two

2019 • as Justin Bartha

Atlanta

Atlanta

2016 • as Marshall Johnson

The Hangover

The Hangover

2009 • as Doug Billings

The New Normal

The New Normal

2012 • as David Sawyer

Filmography

2025

Nuked
Nuked
as Jack Langer
Movie - Released: 7/11/2025
Influenced
Influenced
Movie - Released: 8/12/2025

2022

Dear Zoe
Dear Zoe
as David Gladstone
Movie - Released: 11/4/2022
National Treasure: Edge of History
National Treasure: Edge of History
as Riley Poole
TV - Released: 12/14/2022

2021

Sweet Girl
Sweet Girl
as Simon Keeley
Movie - Released: 8/18/2021

2019

Against the Clock
Against the Clock
as Peter Hobbs
Movie - Released: 1/11/2019
The Big Break
The Big Break
as Stephen
Movie - Released: 2/3/2019
Driven
Driven
as Howard Weitzman
Movie - Released: 8/15/2019
The Other Two
The Other Two
as Justin Bartha
TV - Released: 1/24/2019
Godfather of Harlem
Godfather of Harlem
as Robert Morgenthau
TV - Released: 9/29/2019

2018

Sorry For Your Loss
Sorry For Your Loss
as Ken
Movie - Released: 9/21/2018

2017

Sticky Notes
Sticky Notes
as Bryan
Movie - Released: 2/1/2017
The Good Fight
The Good Fight
as Colin Morello
TV - Released: 2/19/2017

2016

White Girl
White Girl
as Kelly
Movie - Released: 9/2/2016
Cooper Barrett's Guide to Surviving Life
Cooper Barrett's Guide to Surviving Life
as Josh Barret
TV - Released: 1/3/2016
Atlanta
Atlanta
as Marshall Johnson
TV - Released: 9/6/2016

2013

The Hangover Part III
The Hangover Part III
as Doug Billings
Movie - Released: 5/23/2013
CBGB
CBGB
as Stiv Bators
Movie - Released: 10/11/2013
Brahmin Bulls
Brahmin Bulls
as David
Movie - Released: 10/5/2013
Wolfpack Only: The Hangover Retrospective
Wolfpack Only: The Hangover Retrospective
as Self
Movie - Released: 12/3/2013

2012

Dark Horse
Dark Horse
as Richard
Movie - Released: 6/8/2012
The New Normal
The New Normal
as David Sawyer
TV - Released: 9/10/2012

2011

The Hangover Part II
The Hangover Part II
as Doug Billings
Movie - Released: 5/25/2011

2010

Holy Rollers
Holy Rollers
as Yosef Zimmerman
Movie - Released: 5/21/2010

2009

The Rebound
The Rebound
as Aram Finklestein
Movie - Released: 9/16/2009
Every Jack Has a Jill
Every Jack Has a Jill
as Jack
Movie - Released: 7/29/2009
The Hangover
The Hangover
as Doug Billings
Movie - Released: 6/2/2009
WWII in HD
WWII in HD
as Jack Werner
TV - Released: 11/15/2009

2008

New York, I Love You
New York, I Love You
as Justin, Sarah's Boyfriend
Movie - Released: 9/6/2008

2007

National Treasure: Book of Secrets
National Treasure: Book of Secrets
as Riley Poole
Movie - Released: 12/19/2007

2006

Failure to Launch
Failure to Launch
as Ace
Movie - Released: 3/10/2006
Teachers
Teachers
as Jeff Cahill
TV - Released: 3/28/2006

2005

Trust the Man
Trust the Man
as Jasper Bernard
Movie - Released: 9/1/2005

2004

National Treasure
National Treasure
as Riley Poole
Movie - Released: 11/19/2004
Strip Search
Strip Search
Movie - Released: 4/27/2004

2003

Gigli
Gigli
as Brian
Movie - Released: 8/1/2003

1998

54
54
as Clubgoer (uncredited)
Movie - Released: 8/28/1998