- Herbert Lom - Tigranes Levantus
- John Dall - Marcus Publius Glabrus
- Woody Strode - Draba
- Harold J. Stone - David
- Charles McGraw - Marcellus
- Joanna Barnes - Claudia Marius
- Peter Brocco - Ramon
- Paul Lambert - Gannicus
- Robert J. Wilke - Guard captain
- Nick Dennis - Dionysius
- John Hoyt - Caius
- Frederick Worlock - Laelius
- Louie Elias - Gladiator (uncredited)
- Brad Harris - Gladiator (uncredited)
- Hubie Kerns - Gladiator (uncredited)
- Gordon Mitchell - Gladiator (uncredited)
- Regis Parton - Gladiator (uncredited)
- Jack Perkins - Gladiator (uncredited)
- Wally Rose - Gladiator (uncredited)
- Aaron Saxon - Gladiator (uncredited)
- Tom Steele - Gladiator (uncredited)
- Jerry Summers - Gladiator (uncredited)
- Shari Lee Bernath - Little Girl (uncredited)
- Bill Blackburn - Prisoner (uncredited)
- David Bond - Slave (uncredited)
- Lila Finn - Slave (uncredited)
- Harold Goodwin - Slave (uncredited)
- Sol Gorss - Slave Leader (uncredited)
- Betty Harford - Slave (uncredited)
- Harry Harvey Jr. - Slave (uncredited)
- Wayne Heffley - Slave Guard (uncredited)
- Lars Hensen - Slave (uncredited)
- Charles Horvath - Slave Leader (uncredited)
- Shep Houghton - Slave (uncredited)
- Pete Kellett - Slave (uncredited)
- Joan McKellen - Slave (uncredited)
- Eddie Parker - Slave (uncredited)
- Gil Perkins - Slave Leader (uncredited)
- Chuck Roberson - Slave (uncredited)
- Frosty Royce - Slave (uncredited)
- Autumn Russell - Slave Girl (uncredited)
- Kay Stewart - Slave Girl (uncredited)
- Louise Vincent - Slave at Gracchus' Home (uncredited)
- Joe Canutt - Soldier (uncredited)
- Chuck Courtney - Soldier (uncredited)
- Chuck Hayward - Soldier (uncredited)
- Robert F. Hoy - Soldier (uncredited)
- Valley Keene - Soldier (uncredited)
- Cliff Lyons - Soldier (uncredited)
- Bill Raisch - Soldier Whose Arm is Hacked Off (uncredited)
- Paul E. Burns - Fimbria (uncredited)
- Wayne Burson - Guard (uncredited)
- Dick Crockett - Guard (uncredited)
- John Daheim - Capua Guard (uncredited)
- Carey Loftin - Guard (uncredited)
- Peter Virgo - Guard (uncredited)
- Fred Zendar - Guard (uncredited)
- Ted de Corsia - Legionnaire (uncredited)
- Terence de Marney - Majordomo (uncredited)
- Johnny Duncan - Beheaded Man (uncredited)
- Roy Engel - Roman Businessman (uncredited)
- Paul Keast - Roman Businessman (uncredited)
- Kenner G. Kemp - Roman Senator (uncredited)
- Paul Kruger - Roman Senator (uncredited)
- Otto Malde - Roman General (uncredited)
- Scott Seaton - Roman Senator (uncredited)
- Richard Farnsworth - Salt Mine Slave / Gladiator / Slave General (uncredited)
- Logan Field - Centurion (uncredited)
- John Stephenson - Centurion (uncredited)
- Robert Fuller - Extra (uncredited)
- Jeanne Gerson - Woman Selling Chestnuts (uncredited)
- Seamon Glass - Pirate (uncredited)
- George Robotham - Pirate (uncredited)
- James Griffith - Otho (uncredited)
- Jack Grinnage - Petitioner (uncredited)
- Anthony Jochim - Petitioner (uncredited)
- Joe Haworth - Marius (uncredited)
- Vinton Hayworth - Metallius (uncredited)
- Jil Jarmyn - Julia (uncredited)
- Aron Kincaid - Crassus' Standard-Bearer (uncredited)
- Dayton Lummis - Symmachus (uncredited)
- Tracy Olsen - Girl (uncredited)
- Leonard Penn - Garrison Officer (uncredited)
- Vic Perrin - Narrator (voice) (uncredited)
- Larry Thor - Staff Officer (uncredited)
- Dale Van Sickel - Trainer (uncredited)
- Carleton Young - Herald (uncredited)
- Duke Fishman - Roman Senator (uncredited)
- Robert Stevenson - Legionnaire (uncredited)
- John Barton - Slave (uncredited)
- John Benson - Guard (uncredited)
- Arthur Batanides - Legionnaire (uncredited)
- Stanley Kubrick
- Peter Ustinov
- Dalton Trumbo
- Eduardo García Maroto
- Kirk Douglas
- Joseph Gershenson
- Alex North
- Joe Lapis
- Waldon O. Watson
- Ronald Pierce
- Murray Spivack
Capítulo disponible en las siguientes plataformas:
