Age of Treason
Age of Treason (1993)
It's 69AD in Rome and streetwise hustler Marcus Didius Falco gets caught up in the death of the son of a man close to the new emperor, Vespasian. Hired by the victim's sister to discover the truth, Falco and his newly acquired slave, the gladiator Justus, uncover plots involving a cult which reaches into the Imperial household.