who played the sith lord in return of the jedi
Ian McDiarmid Ian McDiarmid (/məkˈdɜːrmɪd/; born 11 August 1944) is an Olivier and Tony award-winning British character actor and director. He has appeared in 47 films since 1976. Internationally, he is most famous for his role as Palpatine in the Star Wars film series.[1]