Casting principal
Seth MacFarlane
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)
Alex Borstein
Lois Griffin as Princess Leia / OnStar Voiceover / Empire Member's Wife / Robot Wife (voice)
Seth Green
Chris Griffin as Luke Skywalker (voice)
Mila Kunis
Meg Griffin as Giant Space Slug (voice)
H. Jon Benjamin
Carl as Yoda (voice)
Mike Henry
Cleveland Brown as R2-D2 / John Herbert as Obi-Wan Kenobi / Bruce the Performance Artist as Captain Piett / Consuela (voice)
John G. Brennan
Mort Goldman as Lando Calrissian (voice)
James Woods
James Woods as General Veers (voice)
Mark Hentemann
Phony Guy as Admiral Ozzel (voice)
Danny Smith
Ernie the Giant Chicken as Boba Fett / Vader Guard 1 / Paul McCartney / Emperor Member 1 / Robot Husband (voice)
Patrick Warburton
Joe Swanson as Imperial Probe Droid (voice)
Dolph Lundgren
Ivan Dragon (voice)