Imogen Poots in the action movie Centurion.

Centurion Movie Synopsis: Set in early AD Britain, Centurion finds Quintus, the sole survivor of a savage raid on a Roman frontier fort, joining General Virilus’ legendary Ninth Legion to march north and wipe out the terrifying tribes known as the Picts. When the Legion is attacked and Virilus seized, Quintus struggles to survive behind enemy lines with a small band of soldiers in a race to save their general and evade capture, torture and certain death.