Imperium: Augustus is a 2003 joint British-Italian production, and part of the Imperium series. It tells of the life story of Octavian and how he became Augustus. Half the film takes place in the past (as Augustus explains to his daughter Julia how he became who he is) and the other half takes place in the later life of Augustus.

The drama starred Peter O'Toole as Augustus, Charlotte Rampling as Livia, Vittoria Belvedere as Julia, Ken Duken as Marcus Agrippa, Benjamin Sadler as Octavian (young Augustus) and Juan Diego Botto as Iullus Antonius. It was filmed in Tunisia. The film was produced by EOS Entertainment and Lux Vide for RAI, Telecinco and ZDF.