• 
  Cecil B. DeMille

  regizor

• 
  Waldemar Young

  scenarist

• 
  Fredric March

  Marcus Superbus
• 
  Elissa Landi

  Mercia
• 
  Claudette Colbert

  Empress Poppaea
• 
  Charles Laughton

  Emperor Nero
• 
  Ian Keith

  Tigellinus
• 
  Arthur Hohl

  Titus

• 
  Harry Beresford

  Favius
• 
  Edward LeSaint

  Enthusiastic Spectator
• 
  William H. O'Brien

  Man Who Heard Lions All Morning
• 
  Wynne Gibson

  Extra at Orgy
• 
  George Bruggeman

  Slave of Nero
• 
  Ferdinand Gottschalk

  Glabrio
• 
  Robert Seiter

  Philodemus

• 
  Wedgwood Nowell

  Man Accepting 300 Silver Bet
• 
  Lane Chandler

  Christian in Chains
• 
  Lionel Belmore

  Bettor of 300 Silver
• 
  Carol Holloway
• 
  Clarence Burton

  Servillius
• 
  Florence Turner

  Christian
• 
  Arthur Shields

  Chaplain Costello - 1944 Re-Release Prologue
• 
  Otto Lederer
• 
  Stanley Ridges

  Chaplain Lloyd - 1944 Re-Release Prologue
• 
  Henry Brandon

  Spectator at Colosseum
• 
  John Carradine

  Christian Martyr Saying "Victory"/Roman citizen outside of Colisseum/Gladiator saying 'We who are about to die.'
• 
  James Millican

  Captain Kevin Driscoll - 1944 Re-Release Prologue
• 
  Tom Ricketts

  Sleeping Spectator
• 
  Joel Allen

  Bombadier - 1944 Re-Release Prologue
• 
  Nat Pendleton

  Strabo
• 
  Richard Alexander

  Viturius
• 
  Mischa Auer

  Christian in Dungeon
• 
  Hal Price

  Spectator
• 
  Angelo Rossitto

  Pygmy
• 
  Florence Turner

  Christian
• 
  Ruth Clifford

  Christian Mother at Meeting
• 
  Tom Tully

  Hoboken - 1944 Re-Release Prologue
• 
  Lillian Leighton

  Woman Getting Gold for Cup

• 
  Karl Struss

  imagine