Peter Griffin as Han Solo / Brian Griffin as Chewbacca / Stewie Griffin as Darth Vader / Glenn Quagmire as C-3PO / Dr. Elmer Hartman as General Rieekan / Carter Pewterschmidt as Emperor Palpatine / Aaron Sorkin / Cookie Monster / Man / George Takei / Dagobah Man / Commander #2 / Driver / Ringo Starr / Empire Member #2 / Pilot #1 (voice)
Lois Griffin as Princess Leia / OnStar Voiceover / Empire Member's Wife / Robot Wife (voice)
Chris Griffin as Luke Skywalker (voice)
Meg Griffin as Giant Space Slug (voice)
Cleveland Brown as R2-D2 / John Herbert as Obi-Wan Kenobi / Bruce the Performance Artist as Captain Piett / Consuela (voice)
Mort Goldman as Lando Calrissian (voice)
James Woods as General Veers (voice)
Phony Guy as Admiral Ozzel (voice)
Ernie the Giant Chicken as Boba Fett / Vader Guard 1 / Paul McCartney / Emperor Member 1 / Robot Husband (voice)
Joe Swanson as Imperial Probe Droid (voice)
Ludmilla Vobet Dragon (voice)
Sheriff John Bunnell (voice)
TV Announcer / Commander #1 / Gordon / Dennis Haysbert / Emperor Member #69 / Raggedy Randy (voice)
Western Union Man (voice)
Various Characters (voice)
Various Characters (voice)
Various Characters (voice)
Various Characters (voice)
Various Characters (voice)
Various Characters (voice)
Various Characters (voice)
Various Characters (voice)
Various Characters (voice)
Various Characters (voice)
Imperial Guard #3 (voice) (uncredited)
Various Characters (voice) (uncredited)
