Kirk Douglas
Role: Spartacus
Laurence Olivier
Role: Marcus Licinius Crassus
Jean Simmons
Role: Varinia
Charles Laughton
Role: Sempronius Gracchus
Peter Ustinov
Role: Lentulus Batiatus
John Gavin
Role: Julius Caesar
Tony Curtis
Role: Antoninus
Nina Foch
Role: Helena Glabrus
Herbert Lom
Role: Tigranes Levantus
John Dall
Role: Marcus Publius Glabrus
Harold J. Stone
Role: David
Charles McGraw
Role: Marcellus
Joanna Barnes
Role: Claudia Marius
Paul Lambert
Role: Gannicus
Robert J. Wilke
Role: Guard captain
Nick Dennis
Role: Dionysius
Frederick Worlock
Role: Laelius
Paul Baxley
Role: Gladiator (uncredited)
Louie Elias
Role: Gladiator (uncredited)
Brad Harris
Role: Gladiator (uncredited)
Hubie Kerns
Role: Gladiator (uncredited)
Gordon Mitchell
Role: Gladiator (uncredited)
Regis Parton
Role: Gladiator (uncredited)
Victor Paul
Role: Gladiator (uncredited)
Jack Perkins
Role: Gladiator (uncredited)
Wally Rose
Role: Gladiator (uncredited)
Aaron Saxon
Role: Gladiator (uncredited)
Tom Steele
Role: Gladiator (uncredited)
Jerry Summers
Role: Gladiator (uncredited)
Shari Lee Bernath
Role: Little Girl (uncredited)
Bill Blackburn
Role: Prisoner (uncredited)
David Bond
Role: Slave (uncredited)
Polly Burson
Role: Slave (uncredited)
Carol Daniels
Role: Slave Girl (uncredited)
Lila Finn
Role: Slave (uncredited)
Harold Goodwin
Role: Slave (uncredited)
Sol Gorss
Role: Slave Leader (uncredited)
Betty Harford
Role: Slave (uncredited)
Harry Harvey Jr.
Role: Slave (uncredited)
Wayne Heffley
Role: Slave Guard (uncredited)
Lars Hensen
Role: Slave (uncredited)
Charles Horvath
Role: Slave Leader (uncredited)
Shep Houghton
Role: Slave (uncredited)
Pete Kellett
Role: Slave (uncredited)
Joan McKellen
Role: Slave (uncredited)
Eddie Parker
Role: Slave (uncredited)
Gil Perkins
Role: Slave Leader (uncredited)
Chuck Roberson
Role: Slave (uncredited)
Frosty Royce
Role: Slave (uncredited)
Autumn Russell
Role: Slave Girl (uncredited)
Kay Stewart
Role: Slave (uncredited)
Kay Stewart
Role: Slave Girl (uncredited)
Helen Thurston
Role: Slave (uncredited)
Louise Vincent
Role: Slave at Gracchus' Home (uncredited)
Joe Canutt
Role: Soldier (uncredited)
Bill Catching
Role: Soldier (uncredited)
Chuck Courtney
Role: Soldier (uncredited)
Chuck Hayward
Role: Soldier (uncredited)
Robert F. Hoy
Role: Soldier (uncredited)
Valley Keene
Role: Soldier (uncredited)
Cliff Lyons
Role: Soldier (uncredited)
Bill Raisch
Role: Soldier Whose Arm is Hacked Off (uncredited)
Buddy Van Horn
Role: Soldier (uncredited)
Jack Williams
Role: Soldier (uncredited)
Paul E. Burns
Role: Fimbria (uncredited)
Wayne Burson
Role: Guard (uncredited)
Dick Crockett
Role: Guard (uncredited)
John Daheim
Role: Capua Guard (uncredited)
Carey Loftin
Role: Guard (uncredited)
Harvey Parry
Role: Guard (uncredited)
Ronnie Rondell Jr.
Role: Guard (uncredited)
Don Turner
Role: Guard (uncredited)
Peter Virgo
Role: Guard (uncredited)
Fred Zendar
Role: Guard (uncredited)
Ted de Corsia
Role: Legionnaire (uncredited)
Terence de Marney
Role: Majordomo (uncredited)
Johnny Duncan
Role: Beheaded Man (uncredited)
Roy Engel
Role: Roman Businessman (uncredited)
Paul Keast
Role: Roman Businessman (uncredited)
Kenner G. Kemp
Role: Roman Senator (uncredited)
Paul Kruger
Role: Roman Senator (uncredited)
Otto Malde
Role: Roman General (uncredited)
Scott Seaton
Role: Roman Senator (uncredited)
Richard Farnsworth
Role: Salt Mine Slave / Gladiator / Slave General (uncredited)
Logan Field
Role: Centurion (uncredited)
John Stephenson
Role: Centurion (uncredited)
Robert Fuller
Role: Extra (uncredited)
Jeanne Gerson
Role: Woman Selling Chestnuts (uncredited)
Seamon Glass
Role: Pirate (uncredited)
Preston Peterson
Role: Pirate (uncredited)
George Robotham
Role: Pirate (uncredited)
James Griffith
Role: Otho (uncredited)
Jack Grinnage
Role: Petitioner (uncredited)
Anthony Jochim
Role: Petitioner (uncredited)
Joe Haworth
Role: Marius (uncredited)
Vinton Hayworth
Role: Metallius (uncredited)
Loren Janes
Role: Salt Mine Slave / Gladiator / Slave General (uncredited)
Jil Jarmyn
Role: Julia (uncredited)
Aron Kincaid
Role: Crassus' Standard-Bearer (uncredited)
Dayton Lummis
Role: Symmachus (uncredited)
Bob Morgan
Role: Galeno (uncredited)
Tracy Olsen
Role: Girl (uncredited)
Leonard Penn
Role: Garrison Officer (uncredited)
Vic Perrin
Role: Narrator (voice) (uncredited)
Larry Thor
Role: Staff Officer (uncredited)
Dale Van Sickel
Role: Trainer (uncredited)
Carleton Young
Role: Herald (uncredited)
Duke Fishman
Role: Roman Senator (uncredited)
Robert Stevenson
Role: Legionnaire (uncredited)
John Barton
Role: Slave (uncredited)
Jerry Brown
Role: Soldier (uncredited)
John Benson
Role: Guard (uncredited)
Arthur Batanides
Role: Legionnaire (uncredited)
Rudy Germane
Role: Soldier (uncredited)