Enoch Malachi "Nucky" Thompson is a fictional character and the protagonist of the HBO TV series Boardwalk Empire, portrayed by Steve Buscemi. Nucky is loosely based on former Atlantic City, New Jersey political figure Enoch Lewis "Nucky" Johnson. Buscemi won Best Actor in Dramatic Series at the 68th Golden Globe Awards for his performance as Nucky. In flashbacks throughout the fifth season, he is played by Nolan Lyons as a child and Marc Pickering as a young man.