Timothy Olyphant as Seth Bullock

Ian McShane as Al Swearengen

Molly Parker as Alma Ellsworth

Paula Malcomson as Trixie

W. Earl Brown as Dan Dority

Dayton Callie as Charlie Utter

Kim Dickens as Joanie Stubbs

Brad Dourif as Amos Cochran

Anna Gunn as Martha Bullock

John Hawkes as Sol Star

Leon Rippy as Tom Nuttall

William Sanderson as E. B. Farnum

Robin Weigert as Calamity Jane

Brent Sexton as Harry Manning

Sean Bridgers as Johnny Burns

Geri Jewell as Jewel

Jeffrey Jones as A. W. Merrick

Franklyn Ajaye as Samuel Fields

Keone Young as Mr. Wu

Peter Jason as Con Stapleton

Cleo King as Lou Marchbanks

Tony Curran as James Smith

Jade Pettyjohn as Caroline

Lily Keene as Sofia Ellsworth

Don Swayze as Seacrest

Gerald McRaney as George Hearst

Alan Ko as Mengyao

Brandon Alan Makovy as Sheriff Laraby

Noelle E Parker as Margaret Bullock

Leticia Lagutenko as Florence Bullock

Luke Patrick Dodge as Stanley Bullock

Van Epperson as Jerry

Bryan Veronneau as Hearst Worker

Tommy Lamey as Arty

Teya Patt as Lisa

Shelby Steel as Jojo

Adrian Snow as Bella Girl

Desiree Hall as Bella Girl

Sarah B. Lund as Gem Whore

Troy Christian as Wedding Dancer

Nancy Dobbs Owen as Wedding Dancer

Garret Dillahunt as Drunk Number 2 (uncredited)

Mikaella Ashley as Deenie (uncredited)

Jim Anderson as Hearst Henchman (uncredited)

Ego Mikitas as Hearst Henchman (uncredited)

April Audia as Bella Girl (uncredited)

Kerry Westcott as Prostitute (uncredited)

Jim Beaver as Whitney Ellsworth (archive footage)

Harris Callahan as Newman (archive footage)

Keith Carradine as Wild Bill Hickok (archive footage)

Jennifer Lutheran as Jen (archive footage)