Steve Buscemi
as Enoch 'Nucky' Thompson
Vincent Piazza
as Charles 'Lucky' Luciano
Kelly Macdonald
as Margaret Schroeder
Michael Shannon
as Nelson Van Alden
Stephen Graham
as Al Capone
Shea Whigham
as Elias 'Eli' Thompson
Michael Kenneth Williams
as Albert 'Chalky' White
Julianne Nicholson
as Esther Randolph
Gretchen Mol
as Gillian Darmody
Greg Antonacci
as Johnny Torrio
Michael Stuhlbarg
as Arnold Rothstein
Anatol Yusef
as Meyer Lansky
Dabney Coleman
as Commodore Louis Kaestner
Aleksa Palladino
as Angela Darmody
Michael Pitt
as James 'Jimmy' Darmody
Paz de la Huerta
as Lucy Danziger
Kevin Carolan
as Boardwalk Barker
Charlie Cox
as Owen Slater
Meg Chambers Steedle
as Billie Kent
Patrick Kennedy
as Dr. Douglas Mason
Skai Jackson
as Adeline White
Paul Sparks
as Mickey Doyle
Chris Caldovino
as Tonino Sandrelli
Jack Huston
as Richard Harrow
Anthony Laciura
as Eddie Kessler
Margot Bingham
as Daughter Maitland
Ben Rosenfield
as Willie Thompson
Louis Cancelmi
as Mike D'Angelo
Patricia Arquette
as Sally Wheet
Nolan Lyons
as Young Enoch Thompson
Lisa Joyce
as Mary Dittrich
Marc Pickering
as Deputy Sheriff Enoch Thompson
Maya Kazan
as Mabel Jeffries
Oakes Fegley
as Young Elias Thompson
Natalie Paul
as Beatrice Carson
Emily Meade
as Pearl
Francesca Harper
as Jazz Dancer #5
Robert Clohessy
as
Dana Ivey
as
Peter McRobbie
as
Erik Weiner
as
Tracy Middendorf
as
Jordan Gelber
as
Danny Burstein
as
Joseph La Rocca
as Vito
Nick Robinson
as Rowland Smith
Jack Haley
as Bartender
Alex Webb
as Bribing Lobbyist 1
Billy Magnussen
as Roger McAllister
Ivo Nandi
as Joe Masseria
Ashlie Atkinson
as Gianconda Rosetti - Gyp's Wife
Richard Barlow
as Jack Corbett - Sagorsky's Neighbor
Mark Borkowski
as Paul Sagorsky
Kevin Csolak
as William Thompson
Judy Del Giudice
as Malfada - Gyp's Mother
Josie Gallina
as Emily Schroeder
Lucy Gallina
as Emily Schroeder
Wrenn Schmidt
as Julia Sagorsky
Santana Draper
as Chicken Bone Beach Kid (uncredited)
Jeffrey Wright
as Valentin Narcisse
Boris McGiver
as Sheriff Jacob Lindsay
John Ellison Conlee
as Commodore Louis Kaestner
Michael Zegen
as Benny Siegel
Paul Calderon
as Arquimedes
Travis Tope
as Joe Harper
Giampiero Judica
as Salvatore Maranzano
Michael Countryman
as Frank Wilson
Reg Rogers
as Robert Hodge
Emma Berg
as Girlfriend
Jason Boyle
as Danny
Leighton Bryan
as Talia Bindleman
Bernard Bygott
as Agent #1
Nicholas E. Calhoun
as Sean
Wilbur Edwin Henry
as Agent #2
Ethan Herschenfeld
as Pinky Rabinowitz
Peter Hourihan
as Agent #3
Ben Jeffrey
as Agent #4
Susan Kirby
as Secretary
Jordan Lage
as Agent #5
Adam Scarimbolo
as Morris
Alexander Stine
as Phelps
Madeleine Yen
as Young Gillian
Rob Ashkenas
as Maranzano Thug
Giovanni Celentano
as Lucky Luciano's First Lieutenant
Brett Joseph DePetrillo
as Lucky Luciano Bodyguard
Nancy Harris
as Maranzano's Receptionist
Jeffrey M. Marchetti
as Jackie Sweaty Palm
Rich Petrillo
as Luciano Gunman
Patrick M. Walsh
as Luciano Thug #1
Sam Yazbeck
as Maranzano Thug
Jonathan Dickson
as Delivery Guy
Molly Parker
as Nucky's Wife in Photo (uncredited)