Guest Stars Hayden Christensen as Darth Vader James Earl Jones voices Darth Vader Moses Ingram as Inquisitor Reva Vivien Lyra Blair as Princess Leia Organa Rupert Friend as The Grand Inquisitor Jonathan Ho as Jedi Youngling Oliver Ho as Jedi Youngling Jimmy Smits as Bail Organa Maya Erskine as Sully Kumail Nanjiani as Haja Estree Grant Feely as Luke Skywalker Ayaamii Sledge as Jedi Youngling Yonas Kibreab as Jedi Youngling O'Shea Jackson, Jr. as Roken Aiden Arnold as Jedi Youngling Marisé Alvarez as Nyche Indie Desroches as Corran Mila Lanin as Jedi Youngling Simone Kessell as Breha Organa Joel Edgerton as Owen Lars Bonnie Piesse as Beru Lars Hossein Mardani as Dardin Shull Crispian Belfrage as Devastator Captain Heath McGough as Foreman Groff Ditcher Ian McDiarmid as Emperor Palpatine Uncredited Liam Neeson as Qui-Gon Jinn
