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.
National Treasure
Riley Poole
National Treasure: Book of Secrets
Riley Poole
The Rebound
Aram Finklestein
Failure to Launch
Ace
Gigli
Brian
Every Jack Has a Jill
Jack
Holy Rollers
Yosef Zimmerman
The Hangover Part II
Doug Billings
The Hangover
Doug Billings
Dark Horse
Richard
54
Clubgoer (uncredited)
The Hangover Part III
Doug Billings
CBGB
Stiv Bators
Brahmin Bulls
David
Sticky Notes
Bryan
New York, I Love You
Justin, Sarah's Boyfriend
Against the Clock
Peter Hobbs
White Girl
Kelly
Nuked
Jack Langer
Wolfpack Only: The Hangover Retrospective
Self
Influenced
Jordan
Trust the Man
Jasper Bernard
Sorry For Your Loss
Ken
The Big Break
Stephen
Driven
Howard Weitzman
Dear Zoe
David Gladstone
Sweet Girl
Simon Keeley
Strip Search