Ian McDiarmid (born 11 August 1944) is a Scottish actor and director best known for portraying Emperor Palpatine in the Star Wars film series. He has received an Olivier Award for Best Actor and a Tony Award for Best Featured Actor in a Play for his performances. Wikipedia
One of several miniseries based on lesser known aspects of the Middle Earth mythos.
As the war against Sauron rages in the North, the people of the East and South rally to join them, until they are visited by two strange old men...