Guest voice credits for Season 4
North by North Quahog[]
- Lori Alan
- Chris Cox
- Hunter Gomez
- Mike Henry
- Rick Kuhlman
- Don LaFontaine
- Phil LaMarr
- Bill Ratner
- André Sogliuzzo
- Nicole Sullivan
- Wally Wingert
Fast Times at Buddy Cianci Jr. High[]
- Lori Alan
- Drew Barrymore
- Ralph Garman
- Juanita Jennings
- Arif S. Kinchen
- Rachael MacFarlane
- Anthony Morris
- Danny Smith
- Tara Strong
- Hillary Tuck
- Dave Walsh
- Wally Wingert
- Steven Zirnkilton
Blind Ambition[]
- Lori Alan
- John G. Brennan
- Gary Cole
- Gina Gershon
- Mike Henry
- Judd Hirsch
- Rachael MacFarlane
- Danny Smith
- Jennifer Tilly
- Patrick Warburton
- Lisa Wilhoit
Don't Make Me Over[]
- John G. Brennan
- Barclay DeVeau
- Mike Henry
- Indigo
- Jimmy Iovine
- Kevin Michael Richardson
- Stacey Scowley
- Gene Simmons
- Danny Smith
- Tara Strong
- Fred Tatasciore
- Patrick Warburton
- Adam West (actor)
- Lisa Wilhoit
The Cleveland-Loretta Quagmire[]
- Jane Carr
- Randy Crenshaw
- Miriam Flynn
- Ralph Garman
- David Goodman
- Mike Henry
- Bob Joyce
- John Joyce
- Rick Logan
- Denis Martell
- Danny Smith
- Fred Tatasciore
- Jennifer Tilly
- John Viener
- Patrick Warburton
- Adam West (actor)
Petarded[]
- John G. Brennan
- LeVar Burton
- Gary Cole
- Barclay DeVeau
- Ralph Garman
- Mike Henry
- Indigo
- Phil LaMarr
- Cloris Leachman
- Len Maxwell
- Natasha Melnick
- Danny Smith
- Alec Sulkin
- Nicole Sullivan
- John Viener
- Patrick Warburton
- Lisa Wilhoit
Brian the Bachelor[]
- Michael Bell
- Jessica Biel
- John G. Brennan
- Nancy Cartwright
- Chris Cox
- Dr. Drew
- John Erwin
- Mike Henry
- Mark Hentemann
- Anthony Morris
- Kevin Michael Richardson
- Sebastian Siegel
- Joey Slotnick
- Fred Tatasciore
- Jennifer Tilly
- John Viener
- Patrick Warburton
8 Simple Rules for Buying My Teenage Daughter[]
Breaking Out is Hard to Do[]
- Lori Alan
- Mo Collins
- Paul Ganus
- Hunter Gomez
- Mark Hentemann
- Phil LaMarr
- Rob Narita
- Joseph Seal
- Fred Tatasciore
- Brian Tochi
- John Viener
- Patrick Warburton
- Adam West (actor)
Model Misbehavior[]
- John G. Brennan
- Ralph Garman
- Mike Henry
- Rachael MacFarlane
- Saundra McClain
- Kim Parks
- Kate Rigg
- Danny Smith
- John Viener
- Patrick Warburton
Peter's Got Woods[]
- Alexandra Breckenridge
- Gary Cole
- Michael Dorn
- Susana G. Esteban
- Jonathan Frakes
- Mike Henry
- Rachael MacFarlane
- Patrick Stewart
- Fred Tatasciore
- Gabrielle Union
- John Viener
- Adam West (actor)
- Wally Wingert
- James Woods
The Perfect Castaway[]
- Adam Carolla
- Mike Henry
- Phil LaMarr
- Denis Martell
- John Viener
- Jenna von Oÿ
- Patrick Warburton
- Adam West (actor)
- Wally Wingert
Jungle Love[]
- Gary Cole
- Chris Cox
- Carrie Fisher
- Ralph Garman
- Mike Henry
- Mia Maestro
- Jay Mohr
- Chris Sheridan
- Danny Smith
- Alec Sulkin
- Nicole Sullivan
- John Viener
- Patrick Warburton
- Adam West (actor)
- Lisa Wilhoit
PTV[]
- Lori Alan
- Gary Cole
- Keith Ferguson
- Ralph Garman
- Hunter Gomez
- Olivia Hack
- Mike Henry
- Maurice LaMarche
- Phil LaMarr
- Stacey Scowley
- Chris Sheridan
- John Viener
- Adam West (actor)
- Wally Wingert
Brian Goes Back to College[]
- John G. Brennan
- Ralph Garman
- Gina Gershon
- Mike Henry
- Mark Hentemann
- Phil LaMarr
- Anne-Michelle Seiler
- Chris Sheridan
- Danny Smith
- Tara Strong
- Fred Tatasciore
- John Viener
- Patrick Warburton
The Courtship of Stewie's Father[]
- Mo Collins
- Carrie Fisher
- Hunter Gomez
- Mike Henry
- Mark Hentemann
- Phil LaMarr
- Kim Parks
- Kevin Michael Richardson
- Jennifer Jean Snyder
- Tara Strong
- Fred Tatasciore
- Patrick Warburton
The Fat Guy Strangler[]
- Bob Barker
- Dave Boat
- Alexandra Breckenridge
- Max Burkholder
- Barclay DeVeau
- Robert Downey, Jr.
- Margaret Easley
- Ralph Garman
- Mike Henry
- Kim Parks
- Will Sasso
- Anne-Michelle Seiler
- Chris Sheridan
- Danny Smith
- Tara Strong
- Alec Sulkin
- John Viener
- Patrick Warburton
The Father, the Son, and the Holy Fonz[]
- Paula Abdul
- Lori Alan
- Tom Bosley
- Gary Cole
- Chris Cox
- Charles Durning
- Sherman Hemsley
- Mike Henry
- Mark Hentemann
- Phil LaMarr
- Sherry Romito
- Marion Ross
- Chris Sheridan
- Danny Smith
- Amir Talai
- Fred Tatasciore
- Sarah Utterback
- John Viener
- Wally Wingert
Brian Sings and Swings[]
- Ricky Blitt
- Mark Borchardt
- Alexandra Breckenridge
- James Burkholder
- Ralph Garman
- Mike Henry
- Don LaFontaine
- Mike Schank
- Stacey Scowley
- Chris Sheridan
- Frank Sinatra, Jr.
- Nicole Sullivan
- Fred Tatasciore
- Jennifer Tilly
- John Viener
- Patrick Warburton
- Audrey Wasilewski
- Adam West (actor)
Patriot Games[]
- Lori Alan
- Jeff Bergman
- Tom Brady
- Troy Brown
- Carol Channing
- Bob Costas
- Mike Henry
- Mark Hentemann
- Jay Leno
- Martin Savage
- Alexander Siddig
- Danny Smith
- John Viener
- Patrick Warburton
- Wally Wingert
I Take Thee Quagmire[]
- Adam Carolla
- Stephan Cox
- Bryan Cranston
- Ralph Garman
- Darrel Heath
- Mike Henry
- Beth Littleford
- Christy Carlson Romano
- Danny Smith
- Nicole Sullivan
- Fred Tatasciore
- Alex Thomas
- Jennifer Tilly
- Alex Trebek
- John Viener
- Patrick Warburton
- Adam West (actor)
Sibling Rivalry[]
- Randy Crenshaw
- Gavin Dunne
- Ralph Garman
- Mike Henry
- Bob Joyce
- John Joyce
- Phil LaMarr
- Rick Logan
- Wallace Shawn
- Chris Sheridan
- Danny Smith
- Tara Strong
- Alec Sulkin
- Nicole Sullivan
- John Viener
- Patrick Warburton
- Wally Wingert
Deep Throats[]
- Lori Alan
- H. Jon Benjamin
- Ralph Garman
- Gina Gershon
- Mike Henry
- Kate Jackson
- Chris Sheridan
- Danny Smith
- John Viener
- Frank Welker
- Adam West (actor)
Peterotica[]
- Alexandra Breckenridge
- John G. Brennan
- Ralph Garman
- Mike Henry
- Stacey Scowley
- Chris Sheridan
- Danny Smith
- Nicole Sullivan
- Fred Tatasciore
- John Viener
- Patrick Warburton
- Betty White
You May Now Kiss the...Uh...Guy Who Receives[]
- Lori Alan
- Alexandra Breckenridge
- John G. Brennan
- Michael Clarke Duncan
- Ralph Garman
- Mike Henry
- Rachael MacFarlane
- Chad Morgan
- Charles Reid
- Craig Reid
- Kevin Michael Richardson
- Stark Sands
- Chris Sheridan
- Danny Smith
- John Viener
- Patrick Warburton
- Adam West (actor)
Petergeist[]
- Lori Alan
- Carrot Top
- Bob Costas
- Margaret Easley
- Ralph Garman
- Mike Henry
- Stacey Scowley
- Danny Smith
- John Viener
- Patrick Warburton
- Adam West (actor)
Untitled Griffin Family History[]
- Lori Alan
- David Goodman
- Mike Henry
- Phil LaMarr
- Judith Light
- Chris Sheridan
- Joey Slotnick
- Danny Smith
- Alec Sulkin
- John Viener
- Patrick Warburton
Stewie Griffin: The Untold Story[]
Stewie B. Goode[]
- Lori Alan
- Drew Barrymore
- Noel Blanc
- John G. Brennan
- Mike Henry
- Gary Janetti
- Don LaFontaine
- Phil LaMarr
- Ron Livingston
- Rachael MacFarlane
- Kate Rigg
- Will Sasso
- André Sogliuzzo
- Rory Thost
- John Viener
- Adam West (actor)
- Wally Wingert
Bango Was His Name Oh[]
- René Auberjonois
- Ralph Garman
- Jennie Garth
- Mike Henry
- Larry Kenney
- Phil LaMarr
- Lynne Lipton
- Rachael MacFarlane
- Jason Priestley
- Chris Sheridan
- Danny Smith
- Tori Spelling
- Fred Tatasciore
- John Viener