When the angry Roman mob marches to the grain depot, a camera crew are seen walking in front of them during a wide shot. This crew are part of the story, filming the protest for the Roman news, which the Volscians watch later on.
When Aufidius and his soldiers enter their base, all of the previously right-handed soldiers, including Aufidius, wear their thigh-mounted holsters on their left legs, indicating the shot has been flipped.
In the Senate, while General Cominius praises Coriolanus, in a close-up of Menenius on his right hand side a coat-of-arms of Republic of Serbia (doubleheaded eagle with crown) can be seen. The Senate scenes were filmed in the Serbian parliament building.