Jon Bernthal
as Joe Teague
Milo Ventimiglia
as Ned Stax
Neal McDonough
as Captain William Parker
Alexa Davalos
as Jasmine Fontaine
Jeffrey DeMunn
as Hal Morrison
Robert Knepper
as Sid Rothman
Jeremy Luke
as Mickey Cohen
Edward Burns
as Ben "Bugsy" Siegel
Gregory Itzin
as Mayor Fletcher Bowron