Seth MacFarlane

as Peter Griffin as Han Solo / Brian Griffin as Chewbacca / Stewie Griffin as Darth Vader / Glenn Quagmire as C-3PO / Tom Tucker as Imperial Newscaster / Carter Pewterschmidt as Uncle Owen / Safeguard #1 / Italian #2 / White Guard #2 (voice)

Alex Borstein

as Lois Griffin as Princess Leia / Barbara Pewterschmidt as Aunt Beru (voice)

Seth Green

as Chris Griffin as Luke Skywalker (voice)

Mila Kunis

as Meg Griffin (voice)

Mike Henry

as Cleveland Brown as R2-D2 / John Herbert as Obi-Wan Kenobi / Bruce the Performance Artist as Greedo / Fouad as Imperial Officer (voice)

Lori Alan

as Diane Simmons as Imperial Newscaster (voice)

Rush Limbaugh

as Himself / Red 6 (voice)

Tom Baker

as The Doctor (archive footage)

Mark Hentemann

as Opie as Tusken Raider (voice)

Phil LaMarr

as Ollie Williams as Imperial Meteorologist / Redd Fox (voice)

John Viener

as TV Announcer / Black Guard / Spaceguard #1 / White Guard #1 / Vader Guard #2 / Sean Connery (voice)

Leslie Nielsen

as Dr. Rumack (archive voice)

Patrick Warburton

as Joe Swanson as Biggs Darklighter (voice)

John G. Brennan

as Mort Goldman as Jawa (as Johnny Brennan)

Steve Callaghan

as Rebel Soldier (voice)

Chevy Chase

as Clark Griswold (voice)

Beverly D'Angelo

as Ellen Griswold (voice)

Mick Hucknall

as Himself (voice)

Helen Reddy

as Herself (voice)

Danny Smith

as Vader Assistant 2 / Italian 1 / Vade Guard 1 / Darth Harrington (voice)

Alec Sulkin

as Various Characters (voice)

Don Thai Theerathada

as Thai Pilot (voice) (as Don Tai)

Adam West

as Mayor Adam West as Grand Moff Tarkin (voice)

Judd Nelson

as John Bender (uncredited) (voice)