A-B
Anakin Skywalker:  Hayden Christensen
Bail Organa:  Jimmy Smits
Bariss Offee:  Nalini Krishan
Beru Whitesun:  Bonnie Piesse

C
C-3PO:  Anthony Daniels
Captain Typho:  Jay Laga'aia
Corde:  Veronica Segura
Count Dooku:  Christopher Lee

D-J
Dorme:  Rose Byrne
Hermione Bagwa:  Susie Porter
Jango Fett:  Temuera Morrison
Jar Jar Binks:  Ahmed Best
Jocasta Nu:  Alethea McGrath

K-L
Ki-Adi-Mundi:  Silas Carson
Kit Fisto:  Zac Jensen
Luminara Unduli:  Mary Oyaya

M-N
Mace Windu:  Samuel L. Jackson
Mas Amedda:  David Bowers
Nute Gunray:  Silas Carson

O
Obi-Wan Kenobi:  Ewan McGregor
Orn Free Taa:  Matt Rowan
Owen Lars:  Joel Edgerton

P
Padme Amidala:  Natalie Portman
Palpatine:  Ian McDiarmid
Passel Argente:  Stephen Boyle
Plo Koon:  Matt Sloan

R-S
R2-D2:  Kenny Baker
Saesee Tiin:  Jesse Jensen
Shaak Ti:  Orli Shoshan
Shmi Skywalker:  Pernilla August
Sio Bibble:  Oliver Ford Davies
Sly Moore:  Sandi Finlay

T-Z
Taun We:  Rena Owen
Watto:  Andy Secombe
Yoda:  Frank Oz
Zam Wesell:  Leeanna Walsman

Characters Unreleased as of 7-1-01
Graeme Blundell
Marton Csokas
Ayesha Dharker
Matt Doran
Ronald Falk
Claudia Karvan
Daniel Logan
Hayley Mooy
Trisha Noble
Anthony Phelan
Bodie Taylor
Jack Thompson
Christopher Truswell
Ian Watkin
Keira Wingate
Phoebe Yiamkiati
 

The cast information contained on this page was obtained from the official Star Wars site:  www.starwars.com
I do not guarantee this information, as it is only a partial list of the production cast.