Justin Bartha , an English actor , was born on July 14th , 1981 in London , England after which he moved to Liverpool , England .
Justin Lee Bartha ( born July 21 , 1978 ) is an American actor , known for his roles as Riley Poole in the National Treasure film series , Doug Billings in The Hangover trilogy , and David Sawyer in the NBC comedy series The New Normal. Bartha was born in Fort Lauderdale , Florida , and moved to West Bloomfield , Michigan , when he was eight .
Justin Bartha