In release order , `` Star Wars : Episode III – Revenge of the Sith '' is the sixth film in the nine-part `` Skywalker saga '' .
It is the third installment in the Star Wars prequel trilogy , following The Phantom Menace ( 1999 ) and Attack of the Clones ( 2002 ) , and the third film ( though the sixth in release order ) in the nine-part `` Skywalker saga '' .
Star Wars-COLON- Episode III – Revenge of the Sith