Following his battle with Gyp Rosetti, Nucky makes a peace offering to Joe Masseria while working the odds with Arnold Rothstein. While Chalky is busy running the Onyx Club on the Boardwalk, the impulsive Dunn Purnsley clashes with a booking agent. Fresh-faced Federal Agent Warren Knox arrives in Atlantic City to learn the ropes from Agent Sawicki. Gillian seeks custody of her grandson, Tommy, while trying to find a “good” man to keep the Artemis Club afloat. Eli’s college-age son, Willie, turns to Nucky for career advice. Al Capone enlists his brothers, Frank and Ralph, to help him expand his business in the Chicago suburb of Cicero. Richard Harrow returns to his violent ways.
Elenco: Steve Buscemi , Michael Shannon , Stephen Graham , Kelly Macdonald , Shea Whigham , Vincent Piazza , Michael Kenneth Williams , Ben Rosenfield , Greg Antonacci , Gretchen Mol , Jack Huston , Kelly Macdonald , Michael Kenneth Williams , Michael Shannon , Michael Stuhlbarg , Paul Sparks (II) , Paz de la Huerta , Shea Whigham , Stephen Graham .