Within the spectacular, complex and corrupt world of gladiatorial sports in Ancient Rome, follow an ensemble of diverse characters across the many layers of Roman society where sports, politics and business intersect and collide.
| Actor | Role |
|---|---|
 Anthony HopkinsEmperor Vespasian | Emperor Vespasian |
 Tom HughesTitus Flavianus | Titus Flavianus |
 Jojo MacariDomitian | Domitian |
 Iwan RheonTenax | Tenax |
 Gabriella PessionAntonia | Antonia |
 Rupert Penry-JonesMarsus | Marsus |
 Lara WolfBerenice | Berenice |
 Sara MartinsCala | Cala |
 Kyshan WilsonAura | Aura |
 Alicia Ann EdogamheJula | Jula |
 Moe HashimKwame | Kwame |
 Dimitri LeonidasScorpus | Scorpus |
 Emilio SakrayaXenon | Xenon |
 Jóhannes Haukur JóhannessonViggo | Viggo |
 Eneko SagardoyAndria | Andria |
 Pepe BarrosoFonsoa | Fonsoa |
 David WurawaGavros | Gavros |
 Romana Maggiora VerganoSelena | Selena |
 Angeliqa DeviCaltonia | Caltonia |
 Liraz CharhiBerenice | Berenice |
 Luke ConorBosa | Bosa |
 Kyle RoweEhud | Ehud |
 Gonçalo AlmeidaElia | Elia |
 Alessandro BedettiHermes | Hermes |
 Rocío LuzLeto's Wife | Leto's Wife |
| AAdriano SabrieQuintus | Quintus |
 Eleonora GaggeroIris | Iris |