Steve Buscemi

~ as ~

Enoch "Nucky" Thompson

Kelly Macdonald

~ as ~

Margaret Schroeder / Margaret Thompson

Michael Shannon

~ as ~

Nelson Van Alden

Shea Whigham

~ as ~

Elias "Eli" Thompson

Stephen Graham

~ as ~

Al Capone

Vincent Piazza

~ as ~

Charles "Lucky" Luciano

Michael Kenneth Williams

~ as ~

Albert "Chalky" White

Paul Sparks

~ as ~

Mieczysław "Mickey" Doyle

Gretchen Mol

~ as ~

Gillian Darmody

Michael Stuhlbarg

~ as ~

Arnold Rothstein