Justin Lee Bartha (born July 21, 1978) is an American actor, known for his co-starring role as Riley Poole in the National Treasure films and as Doug Billings in The Hangover. Description above from the Wikipedia article Justin Bartha, licensed under CC-BY-SA, full list of contributors on Wikipedia.

• The Hangover (2009)

  
• National Treasure (2004)

  
• The Hangover Part II (2011)

  
• The Hangover Part III (2013)

  
• National Treasure: Book of Secrets (2007)