Guest Stars Anatol Yusef as Meyer Lansky Domenick Lombardozzi as Ralph Capone Michael Zegen as Benjamin "Benny" Siegel John Ellison Conlee as Commodore Louis Kaestner (Younger) Louis Cancelmi as Mike D'Angelo Travis Tope as Joe Harper Nolan Lyons as Enoch "Nucky" Thompson (Boy) Michael Countryman as Frank WIlson Ian Hart as Ethan Thompson (Younger) Matt Letscher as Joseph P. Kennedy Maya Kazan as Madel Jeffries-Thompson John C. Vennema as Lawrence Conors Marc Pickering as Deputy Sheriff Enoch "Nucky" Thompson Erin Dilly as Eleanor Thompson Richard Bekins as Theodore Rollins Paul Fitzgerald as Charles Gabler Co Starring Salvatore Rossi as Sonny Capone Marcella Lentz-Pope as Mae Capone Madeleine Rose Yen as Gillian Darmody (Younger) Mary McCann as Matron Michael Siberry as Senator Wendell Lloyd Christopher McLinden as Robert St. John Ryan Dinning as Elias "Eli" Thompson (Younger) Ethan Herschenfeld as Pinky Rabinowitz Stephen Hill as Priest Katence A. Lucas as School Girl Matt Harrington as Luciano Agent Jordan Lage as King Neptune Samantha Buck as Apartment Hunting Wife Salvatore Inzerillo as Thomas Gagliano Shane Tunney as Princeton Student Aryonna Kristoferson as Queen Marinda Rachel Kenney as Boardwalk Barker Madelyn Barkocy as School Teacher Julia Losner as Neptune's Consort Katherine LaFountain as School GIrl Joseph Byrne as Agent #3 Destiny Cruz as School Girl Madyson Pellegrino as School Girl Sheffield Chastain as Luciano Bodyguard Thomas Schall as Middle-Aged Man Victoria Dennis as School Girl Saint Marino as Kennedy Agent Scott Francis Moreau as Agent Isabelle Arely Palladino as Lady Brian Silliman as Photographer #1 Brian Myers Cooper as David Jessica Swesey as Dancer Kevin Pariseau as Ma Capone Joseph Huffman as Boardwalk Walker David Rossmer as Middle-Aged Agent Vincent Ingrisano as Agent #5 Dustin Charles as Agent #4 Regan Lutz as School Girl Fred Arsenault as Agent #1 Jack Koenig as Agent #6 Amadeo Fusca as Joe Bonnano Robert Langdon Lloyd as School Boy Greg Oliver Bodine as Agent #2