Visible crew/equipment: When the slaves roll the flaming ball down the hill, we see it strike several Roman soldiers. Look closely, they are actually stuntmen dressed in asbestos suits.
Visible crew/equipment: When the slave army attack the Roman encampment at night there is a long tracking shot across the battle and as the camera moves past one of the tents you can see the camera crane shadow cast on it. (01:44:37)
Visible crew/equipment: When Gracchus and Batiatus are eating together there is a servant girl who comes over and pours them drinks. When she lifts the jug numerous round stage lights are reflected in it. (01:17:05)