Casting Baby Twins for HBO’s “Boardwalk Empire” By free audition listings | February 27, 2010 0 Comment Grant Wilfley Casting is seeking identical Caucasian twins who are 2- to 6-months old for the new HBO series BOARDWALK EMPIRE. Email a recent picture and contact information. Shoot date is scheduled for Friday, March 12. boardwalk@gwcnyc.com