* ActorAllusion: Ciaran Hinds plays the role of a ruler. [[{{Series/Rome}} Now where have we seen that before?]]
* ContractualPurity: Keisha Castle-Hughes's real-life teen pregnancy was no Virgin Birth.
* FakeNationality: Keisha Castle-Hughes is from New Zealand, Ciaran Hinds and Stanley Townsend are both Irish, and Oscar Issac is Guatemalan-born, but American. Averted with Shohreh Aghdashloo, who is of Middle Eastern descent (Iranian). Subverted with the Sudanese-born (but English-raised) Alexander Siddig.