In this ferocious retelling of the Battle of Thermopylae based on the epic graphic novel by Sin City creator Frank Miller, King Xerxes of Persia (Rodrigo Santoro -- Lost) amasses an army of hundreds of thousands, drawn from Asia and Africa, to invade and conquer the tiny, divided nation of Greece in 481 B.C. But when the advancing Persian forces enter the treacherous mountain pass of Thermopyla...