I did a search and found nothing. And I think they're really interesting. To those who haven't seen them. Enjoy.
Longer Carrie Fisher Star Wars Audition
http://www.youtube.com/watch?v=kCXrGuLix7M
Longer Mark Hamill Star Wars Audition
http://www.youtube.com/watch?v=lSjP2GBTr9U
Kurt Russell Star Wars Audition
http://www.youtube.com/watch?v=nix_PID3oiA
William Katt's Star Wars Audition with Kurt Russell
http://www.youtube.com/watch?v=79XY3d6-tiY
Star Wars Audition - Lisa Eilbacher
http://www.youtube.com/watch?v=Lg4KbjapLmg
Andrew Stevens Star Wars Audition
http://www.youtube.com/watch?v=orz1gx_yyZ4
Cindy Williams Star Wars Audition
http://www.youtube.com/watch?v=8Ob-k0Rr6Fg
Star Wars Audition - Linda Purl
http://www.youtube.com/watch?v=WSBbo7WgFTU
Terri Nunn's Star Wars Audition
http://www.youtube.com/watch?v=KXy59jMqOsc
Star Wars Audition - Amy Irving & Christopher Allport
http://www.youtube.com/watch?v=GrUDyQmlp8Q
Star Wars Audition - Frederic Forrest
http://www.youtube.com/watch?v=kUjYHi3fQYQ
Star Wars Audition - Perry King and Charles Martin Smith
http://www.youtube.com/watch?v=tdqBtPAZzKg
Robby Benson Star Wars Audition
http://www.youtube.com/watch?v=tv6jQvzpG0w
Star Wars Audition - Anne-Marie Martin (Eddie Benton)
http://www.youtube.com/watch?v=xtT9hrwpE0M
Will Seltzer's Star Wars Audition (plus end of day wrap up)