Continuity mistake: Pullo has a hole drilled into his head after his return to Rome, yet in later episodes there is no visible scar, even in scenes where his hair has been shorn.
The Spoils - S1-E11
Continuity mistake: Titus Pullo beheads a spear-wielding gladiator with his own shield, but in the next full shot we see of the two, the gladiator's head is still intact. (00:40:43)
Continuity mistake: When Vorenus ask Eranus where his children are, Vorenus raises both his arms. When it cuts, they are down.
Answer: The show became too costly to produce so they ended the season early to save money.
Shannon Jackson