Fredric March
Marcus Superbus - Prefect of Rome
Fredric March
Marcus Superbus - Prefect of Rome
Elissa Landi
Mercia
Claudette Colbert
Empress Poppaea
Charles Laughton
Emperor Nero Claudius Caesar
Ian Keith
Tigellinus
Arthur Hohl
Titus
Harry Beresford
Favius Fontelas
Tommy Conlon
Stephan
Ferdinand Gottschalk
Glabrio
Vivian Tobin
Dacia
William V. Mong
Licinius
Joyzelle Joyner
Ancaria
Richard Alexander
Viturius
Nat Pendleton
Strabo
Clarence Burton
Servillius
Harold Healy
Tybul
Robert Seiter
Philodemus
Charles Middleton
Tyros
Henry Brandon
Colosseum Spectator (uncredited)
John Carradine
Christian Martyr / Gladiator Leader / Voice in Coliseum Mob (uncredited)
Dave O'Brien
Christian on Stairway (uncredited)
Sally Rand
Crocodiles' Victim (uncredited)
Arthur Shields
Chaplain Costello (1944 Re-Release Prologue) (uncredited)
Tom Tully
Hoboken (1944 Re-Release Prologue) (uncredited)
Lionel Belmore
Bettor of 300 Silver
Waldemar Young
Screenplay
Cecil B. DeMille
Director
Sidney Buchman
Screenplay
Wilson Barrett
Theatre Play
Anne Bauchens
Editor
Treg Brown
Sound Effects Editor
Edward Salven
Assistant Director
Mitchell Leisen
Costume Design
Roy Burns
Production Manager
Milan Roder
Music
Cecil B. DeMille
Producer
Rudolph G. Kopp
Music
Paul Marquardt
Music
Karl Struss
Director of Photography
Jay Chernis
Music
Mitchell Leisen
Art Direction
Harry Lindgren
Sound
James Collins
Makeup Artist
Mitchell Leisen
Assistant Director
Otto Dyar
Still Photographer