Sophia Loren
Lucilla
Acting
Stephen Boyd
Livius
Acting
Alec Guinness
Marcus Aurelius
Acting
James Mason
Timonides
Acting
Christopher Plummer
Commodus
Acting
Anthony Quayle
Verulus
Acting
John Ireland
Ballomar
Acting
Omar Sharif
Sohamus
Acting
Mel Ferrer
Cleander
Acting
Eric Porter
Julianus
Acting
Finlay Currie
Senator
Acting
Andrew Keir
Polybius
Acting
Douglas Wilmer
Niger
Acting
George Murcell
Victorinus
Acting
Norman Wooland
Virgilianus
Acting
Michael Gwynn
Cornelius
Acting
Virgílio Teixeira
Marcellus
Acting
Peter Damon
Claudius
Acting
Rafael Luis Calvo
Lentulus
Acting
Lena von Martens
Helva
Acting
Roland Carey
Barbarian (uncredited)
Acting
Margaret Fuller
Part of Court (uncredited)
Acting
Mario Ghignone
Gladiators Trainer (uncredited)
Acting
Gabriella Licudi
Tauna (uncredited)
Acting
Jeffrey O'Kelly
Brother of Livius (uncredited)
Writing
Robert Rietti
Opening Narrator (voice / uncredited)
Acting
Guy Rolfe
Marius (uncredited)
Acting
José Terrón
Soldier on Horse (uncredited)
Acting
Friedrich von Ledebur
Barbarian (uncredited)
Acting
Patricia Wright
Roman Citizen, Slave Woman (uncredited)
Acting