Below are a list of resources that I have found useful in the past.

StarWars.com
Star Wars Fan Club Store
Star Wars Roleplaying Games

Official Actor Websites:

• Phil Brown - Uncle Owen
• Peter Mayhew - Chewy
• Mark Hamill - Luke Skywalker
• Carrie Fisher - Princess Leia
• David Prowse - Darth Vader (The MAN in the Suit)
• Kenny Baker - R2-D2
• Anthony Daniels - C-3P0
• Ian Mcdiarmid - Emperor Palpatine
• Natalie Portman – Queen/Senator Amidala (Padme)