Kirk Douglas

as Spartacus

Laurence Olivier

as Marcus Licinius Crassus

Jean Simmons

as Varinia

Charles Laughton

as Sempronius Gracchus

Peter Ustinov

as Lentulus Batiatus

John Gavin

as Julius Caesar

Tony Curtis

as Antoninus

Nina Foch

as Helena Glabrus

John Ireland

as Crixus

Herbert Lom

as Tigranes Levantus

John Dall

as Marcus Publius Glabrus

Woody Strode

as Draba

Harold J. Stone

as David

Charles McGraw

as Marcellus

Joanna Barnes

as Claudia Marius

Peter Brocco

as Ramon

Paul Lambert

as Gannicus

Robert J. Wilke

as Guard captain

Nick Dennis

as Dionysius

John Hoyt

as Caius

Frederick Worlock

as Laelius

Paul Baxley

as Gladiator (uncredited)

Louie Elias

as Gladiator (uncredited)

Brad Harris

as Gladiator (uncredited)

Hubie Kerns

as Gladiator (uncredited)

Gordon Mitchell

as Gladiator (uncredited)

Regis Parton

as Gladiator (uncredited)

Victor Paul

as Gladiator (uncredited)

Jack Perkins

as Gladiator (uncredited)

Wally Rose

as Gladiator (uncredited)

Aaron Saxon

as Gladiator (uncredited)

Tom Steele

as Gladiator (uncredited)

Jerry Summers

as Gladiator (uncredited)

Shari Lee Bernath

as Little Girl (uncredited)

Bill Blackburn

as Prisoner (uncredited)

David Bond

as Slave (uncredited)

Polly Burson

as Slave (uncredited)

Carol Daniels

as Slave Girl (uncredited)

Lila Finn

as Slave (uncredited)

Harold Goodwin

as Slave (uncredited)

Sol Gorss

as Slave Leader (uncredited)

Betty Harford

as Slave (uncredited)

Harry Harvey Jr.

as Slave (uncredited)

Wayne Heffley

as Slave Guard (uncredited)

Lars Hensen

as Slave (uncredited)

Charles Horvath

as Slave Leader (uncredited)

Shep Houghton

as Slave (uncredited)

Pete Kellett

as Slave (uncredited)

Joan McKellen

as Slave (uncredited)

Eddie Parker

as Slave (uncredited)

Gil Perkins

as Slave Leader (uncredited)

Chuck Roberson

as Slave (uncredited)

Frosty Royce

as Slave (uncredited)

Autumn Russell

as Slave Girl (uncredited)

Kay Stewart

as Slave (uncredited)

Kay Stewart

as Slave Girl (uncredited)

Helen Thurston

as Slave (uncredited)

Louise Vincent

as Slave at Gracchus' Home (uncredited)

Joe Canutt

as Soldier (uncredited)

Bill Catching

as Soldier (uncredited)

Chuck Courtney

as Soldier (uncredited)

Chuck Hayward

as Soldier (uncredited)

Robert F. Hoy

as Soldier (uncredited)

Valley Keene

as Soldier (uncredited)

Cliff Lyons

as Soldier (uncredited)

Bill Raisch

as Soldier Whose Arm is Hacked Off (uncredited)

Buddy Van Horn

as Soldier (uncredited)

Jack Williams

as Soldier (uncredited)

Paul E. Burns

as Fimbria (uncredited)

Wayne Burson

as Guard (uncredited)

Dick Crockett

as Guard (uncredited)

John Daheim

as Capua Guard (uncredited)

Carey Loftin

as Guard (uncredited)

Harvey Parry

as Guard (uncredited)

Ronnie Rondell Jr.

as Guard (uncredited)

Don Turner

as Guard (uncredited)

Peter Virgo

as Guard (uncredited)

Fred Zendar

as Guard (uncredited)

Ted de Corsia

as Legionnaire (uncredited)

Terence de Marney

as Majordomo (uncredited)

Johnny Duncan

as Beheaded Man (uncredited)

Roy Engel

as Roman Businessman (uncredited)

Paul Keast

as Roman Businessman (uncredited)

Kenner G. Kemp

as Roman Senator (uncredited)

Paul Kruger

as Roman Senator (uncredited)

Otto Malde

as Roman General (uncredited)

Scott Seaton

as Roman Senator (uncredited)

Richard Farnsworth

as Salt Mine Slave / Gladiator / Slave General (uncredited)

Logan Field

as Centurion (uncredited)

John Stephenson

as Centurion (uncredited)

Robert Fuller

as Extra (uncredited)

Jeanne Gerson

as Woman Selling Chestnuts (uncredited)

Seamon Glass

as Pirate (uncredited)

Preston Peterson

as Pirate (uncredited)

George Robotham

as Pirate (uncredited)

James Griffith

as Otho (uncredited)

Jack Grinnage

as Petitioner (uncredited)

Anthony Jochim

as Petitioner (uncredited)

Joe Haworth

as Marius (uncredited)

Vinton Hayworth

as Metallius (uncredited)

Loren Janes

as Salt Mine Slave / Gladiator / Slave General (uncredited)

Jil Jarmyn

as Julia (uncredited)

Aron Kincaid

as Crassus' Standard-Bearer (uncredited)

Dayton Lummis

as Symmachus (uncredited)

Bob Morgan

as Galeno (uncredited)

Tracy Olsen

as Girl (uncredited)

Leonard Penn

as Garrison Officer (uncredited)

Vic Perrin

as Narrator (voice) (uncredited)

Larry Thor

as Staff Officer (uncredited)

Dale Van Sickel

as Trainer (uncredited)

Carleton Young

as Herald (uncredited)

Duke Fishman

as Roman Senator (uncredited)

Robert Stevenson

as Legionnaire (uncredited)

John Barton

as Slave (uncredited)

Jerry Brown

as Soldier (uncredited)

John Benson

as Guard (uncredited)

Arthur Batanides

as Legionnaire (uncredited)

Rudy Germane

as Soldier (uncredited)