Steve Buscemi

Enoch "Nucky" Thompson

Kelly Macdonald

Margaret Schroeder / Margaret Thompson

Michael Shannon

Nelson Van Alden

Shea Whigham

Elias "Eli" Thompson

Michael Stuhlbarg

Arnold Rothstein

Stephen Graham

Al Capone

Vincent Piazza

Charles "Lucky" Luciano

Michael Kenneth Williams

Albert "Chalky" White

Anthony Laciura

Edward "Eddie" Kessler

Paul Sparks

Mieczysław "Mickey" Doyle

Jack Huston

Richard Harrow

Gretchen Mol

Gillian Darmody