Question: Who plays Nucky Thompson in the television series in which "Nights in Ballygran" is an episode in?
Sentence (from "Boardwalk Empire"): Winter, a Primetime Emmy Award-winning screenwriter and producer, created the show, inspired by the book "Boardwalk Empire: The Birth, High Times, and Corruption of Atlantic City" by Nelson Johnson about historical criminal kingpin Enoch L. Johnson.
Relevant evidence: No