| Kevin McKidd | Lucius Vorenus |
| Ray Stevenson | Titus Pullo |
| Polly Walker | Atia of the Julii |
| James Purefoy | Mark Antony |
| Kerry Condon | Octavia of the Julii |
| Ian McNeice | Newsreader |
| Lindsay Duncan | Servilia of the Junii |
| Coral Amiga | Vorena the Elder |
| Tobias Menzies | Marcus Junius Brutus |
| Lidia Biondi | Merula |
| Nicholas Woodeson | Posca |
| Indira Varma | Niobe |
| Suzanne Bertish | Eleni |
| David Bamber | Marcus Tullius Cicero |
| Chiara Mastalli | Eirene |
| Director | Michael Apted; Steve Shill |
| Producer | Frank Yablans; Frank Doelger |
| Writer | John Milius; William J. Macdonald |
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