Suggestions by @brokentoejoe

Diana Muldaur

as Shmi Skywalker in Star Wars: Episode II - Attack of the Clones (1980)

Clarence Williams III

as Jengo Fett in Star Wars: Episode II - Attack of the Clones (1980)

Ian Richardson

as Supreme Chancellor Palpatine in Star Wars: Episode II - Attack of the Clones (1980)

Frank Oz

as Yoda in Star Wars: Episode II - Attack of the Clones (1980)

Isaac Hayes

as Mace Windu in Star Wars: Episode II - Attack of the Clones (1980)

John Huston

as Count Dooku in Star Wars: Episode II - Attack of the Clones (1980)

Jane Seymour

as Padme Amidala in Star Wars: Episode II - Attack of the Clones (1980)

Jeff Bridges

as Anakin Skywalker in Star Wars: Episode II - Attack of the Clones (1980)

John Hurt

as Obi-Wan Kenobi in Star Wars: Episode II - Attack of the Clones (1980)

Lance Henriksen

as Sebulba in Star Wars: Episode I - The Phantom Menace (1977)

Edward Woodward

as Chancellor Vallorum in Star Wars: Episode I - The Phantom Menace (1977)

Glynn Turman

as Captain Panaka in Star Wars: Episode I - The Phantom Menace (1977)

Brian Blessed

as Boss Nass in Star Wars: Episode I - The Phantom Menace (1977)

Ernest Borgnine

as Watto in Star Wars: Episode I - The Phantom Menace (1977)

Frank Oz

as Yoda in Star Wars: Episode I - The Phantom Menace (1977)

Kenny Baker

as R2-D2 in Star Wars: Episode I - The Phantom Menace (1977)

Anthony Daniels

as C-3PO in Star Wars: Episode I - The Phantom Menace (1977)

Christopher Lloyd

as Jar Jar Binks in Star Wars: Episode I - The Phantom Menace (1977)

David Carradine

as Darth Maul in Star Wars: Episode I - The Phantom Menace (1977)

Diana Muldaur

as Shmi Skywalker in Star Wars: Episode I - The Phantom Menace (1977)