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
As a collection of history's worst tyrants and criminal masterminds gather to plot a war to wipe out millions, one man and his protégé must race against time to stop them.