Seth MacFarlane as 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 as Lois Griffin as Princess Leia / OnStar Voiceover / Empire Member's Wife / Robot Wife (voice)

Seth Green as Chris Griffin as Luke Skywalker (voice)

Mila Kunis as Meg Griffin as Giant Space Slug (voice)

H. Jon Benjamin as Carl as Yoda (voice)

Mike Henry as Cleveland Brown as R2-D2 / John Herbert as Obi-Wan Kenobi / Bruce the Performance Artist as Captain Piett / Consuela (voice)

John G. Brennan as Mort Goldman as Lando Calrissian (voice)

James Woods as James Woods as General Veers (voice)

Mark Hentemann as Phony Guy as Admiral Ozzel (voice)

Danny Smith as Ernie the Giant Chicken as Boba Fett / Vader Guard 1 / Paul McCartney / Emperor Member 1 / Robot Husband (voice)

Patrick Warburton as Joe Swanson as Imperial Probe Droid (voice)

Dolph Lundgren as Ivan Dragon (voice)

Brigitte Nielsen as Ludmilla Vobet Dragon (voice)

James Caan as Self (voice)

John Bunnell as Sheriff John Bunnell (voice)

John Viener as TV Announcer / Commander #1 / Gordon / Dennis Haysbert / Emperor Member #69 / Raggedy Randy (voice)

Joe Flaherty as Western Union Man (voice)

Kevin Michael Richardson as Strong Black Man (voice)

Chris Cox as Various Characters (voice)

Phil LaMarr as Various Characters (voice)

Wally Wingert as Various Characters (voice)

Chris Sheridan as Various Characters (voice)

Kirker Butler as Various Characters (voice)

Jackson Douglas as Various Characters (voice)

Ralph Garman as Various Characters (voice)

Alec Sulkin as Various Characters (voice)

Nickie Bryar as Various Characters (voice)

Aaron Krebs as Various Characters (voice)

D. C. Douglas as Imperial Guard #3 (voice) (uncredited)

Megan Grano as Various Characters (voice) (uncredited)