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)

Carl as Yoda (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)