| Name | Character | Episodes |
|---|---|---|
| Scott Cohen | Narrator | 3 |
| Simon Sebag-Montefiore | Self | 3 |
| James Oliver Wheatley | Vercingetorix | 2 |
| Ian Beattie | Pompey Magnus | 2 |
| Ciarán Owens | Pothinus | 2 |
| Alistair Brammer | Mark Antony | 2 |
| Jamie Bacon | Hephaestion | 2 |
| Leon Ockenden | Phillip II | 1 |
| Daniel Lundh | Titus Labienus | 1 |
| Grace Calder | Olympias | 1 |
| Geoffrey Breton | Julius Caesar | 1 |
| Geoffrey Breton | Julius Caeser | 1 |
| Paul Kennedy | Auletes | 1 |
| Tom York | Alexander the Great | 1 |
| Jim High | Cato the Younger | 1 |
| Joseph Balderrama | Parmenion | 1 |
| Hywel Morgan | Aristotle | 1 |