Duncan O'Connor is a fictional character portrayed by John Treacy Egan in the TV series Boardwalk Empire.
They appear in 1 episodes out of a total of 56 aired
Episodes1
Nights in Ballygran
episode S1.E5 october 2010Nucky makes preparations for the annual Celtic Day dinner on St. Patrick's Day, and Jimmy tries to get Pearl through the trauma of her disfigurement with drugs,