• 
  Nick Murphy

  regizor

• 
  Nick Murphy

  scenarist

• 
  Lyall B. Watson

  Petronius
• 
  Sean Pertwee

  Julius Caesar
• 
  Michael Sheen
• 
  David Threlfall

  Constantine the Great
• 
  Pip Torrens

  Olympius
• 
  Greg Hicks

  Aenilianus

• 
  Catherine McCormack

  Poppaea Sabina
• 
  Richard Harrington

  Yohanon (1 episode, 2006)
• 
  Paul Brightwell

  Pompeius (1 episode, 2006)
• 
  John Shrapnel

  Pompey (1 episode, 2006)
• 
  Douglas Reith

  Metellus (1 episode, 2006)
• 
  Tom Bell

  Nasica (1 episode, 2006)
• 
  David Warner

  Pulcher (1 episode, 2006)

• 
  Lucy Gaskell

  Constantia (1 episode, 2006)
• 
  Peter Firth

  Vespasian (1 episode, 2006)
• 
  Alex Lowe

  Milichus (1 episode, 2006)
• 
  Ed Stoppard

  Josephus (1 episode, 2006)
• 
  Hugh Ross

  Senator Piso (1 episode, 2006)
• 
  James Wilby

  Ofonius Tigellinus (1 episode, 2006)
• 
  Jonathan Hyde

  Hanan (1 episode, 2006)
• 
  Sylvester Morand

  Mancinus (1 episode, 2006)
• 
  Sebastian Armesto

  Honorius (1 episode, 2006)
• 
  Alex Ferns

  Mark Antony (1 episode, 2006)
• 
  Charles Dale

  Maxentius (1 episode, 2006)
• 
  Karl Johnson

  Marcellus (1 episode, 2006)
• 
  Danny Midwinter

  Placidus (1 episode, 2006)
• 
  Rod Hallett

  Nicanor (1 episode, 2006)
• 
  James Hillier

  Octavius (1 episode, 2006)
• 
  Jonathan Coy

  Florius (1 episode, 2006)
• 
  Adam James

  Titus (1 episode, 2006)
• 
  James D'Arcy

  Tiberius Gracchus (1 episode, 2006)
• 
  Trevor Cooper

  Senator Scaevinus (1 episode, 2006)
• 
  Philip Jackson

  Jovius (unknown episodes)
• 
  Alastair Mackenzie

  Athaulf (1 episode, 2006)
• 
  Louise Delamere

  Fausta (1 episode, 2006)
• 
  John Woodvine

  Lactantius (1 episode, 2006)
• 
  Biliana Petrinska

  Cornelia (1 episode, 2006)