Autograph and Entertainment Stars
Kenny Baker (R2-D2 in all six films of the saga)

Caroline Blakiston (Mon Mothma, Return of the Jedi)

Michael Culver (Captain Needa, The Empire Strikes Back)

Sandi Finlay (Sly Moore, Attack of the Clones, Revenge of the Sith)

Angus MacInnes ("Gold Leader", A New Hope)

Rap Artist Million Dan MC
Host of the Platnium Stage @ CE

Production Stars
Don Bies
Droid Unit Supervisor for Attack of the Clones and Revenge of the Sith
Senior model maker on each of the Star Wars prequels

Lorne Peterson
One of the original members of Industrial Light & Magic

Norman Reynolds
Production designer on A New Hope, The Empire Strikes Back, and Return of the Jedi

Robert Watts
Production supervisor for Star Wars: Episode IV
Associate producer for Star Wars: Episode V - The Empire Strikes Back

Check out the above links for more information.