- Teri Polo
- Â Alex Young 22 episodes, 2003-2004
- David Sutcliffe
- Â Patrick Owen 22 episodes, 2003-2004
- Danny Comden
- Â Steve Johannson / ... 22 episodes, 2003-2004
- Rhea Seehorn
- Â Cheri Baldzikowski 22 episodes, 2003-2004
- Dorie Barton
- Â Wendy 4 episodes, 2003-2004
- Jack Kehler
- Â Ed 4 episodes, 2003-2004
- Ashley Brown
- Â Gabby 4 episodes, 2003-2004
- Peter Dinklage
- Â Elliot Rosen 3 episodes, 2004
- Aaron Fors
- Â Brian 3 episodes, 2003
- Bob Goen
- Â Bob Goen 3 episodes, 2003-2004
- Amy Pietz
- Â Samantha 3 episodes, 2004
- Evan Saucedo
- Â Jimmy 3 episodes, 2003-2004
- Cybill Shepherd
- Â Suzanne 2 episodes, 2004
- Rickey Butler
- Â Mark 2 episodes, 2003
- Emalee Burditt
- Â Emily 2 episodes, 2004
- Smalls
- Â Security Guard 2 episodes, 2003-2004
- Hayden Adams
- Â Roger the Director 2 episodes, 2003-2004
- Joan Rivers
- Â Joan Rivers 2 episodes, 2004
- Deeonna Lanay
- Â Stella 1 episode, 2003-2004
- Jim Belushi
- Â Leslie Buren 1 episode, 2003
- Susan Sullivan
- Â Rosalyn 1 episode, 2003
- Steven Weber
- Â Kyle Britton 1 episode, 2003
- Ana Gasteyer
- Â Bonnie 1 episode, 2003
- Suzanne Cryer
- Â Molly 1 episode, 2003
- Robert Englund
- Â Leonard Heckman 1 episode, 2003
- Dylan Neal
- Â John 1 episode, 2003
- Steve Kmetko
- Â Steve Kmetko 1 episode, 2003
- Brooke Shields
- Â Ivy Tyler 1 episode, 2004
- Dave Foley
- Â Principal Harris 1 episode, 2004
- Penny Marshall
- Â Penny Marshall 1 episode, 2004
- Mark Valley
- Â Jack Campbell 1 episode, 2004
- Harry Groener
- Â Principal Marvin Talbot 1 episode, 2004
- Nick Lachey
- Â Tyler Vance 1 episode, 2004
- Bob Guiney
- Â Bob 1 episode, 2004
- Brian Doyle-Murray
- Â Suds 1 episode, 2003
- Betty White
- Â Betty White 1 episode, 2003
- Jimmy Kimmel
- Â Jimmy Kimmel 1 episode, 2003
- Victor Alfieri
- Â Ramon 1 episode, 2003
- Gabby Soleil
- Â Shelly 1 episode, 2003
- Craig Zimmerman
- Â Derek 1 episode, 2003
- Will Schaub
- Â Mitch 1 episode, 2003
- Keith Valcourt
- Â Attendant 1 episode, 2003
- Alyson Stoner
- Â Dylan Cassidy 1 episode, 2004
- Wayne Knight
- Â Kevin 1 episode, 2004
- Kimberly Quinn
- Â Laura Malone 1 episode, 2004
- Jonathan Slavin
- Â Therapist Dr. Palumbo 1 episode, 2004
- Steve Hytner
- Â Curt Meyers 1 episode, 2004
- Alec Mapa
- Â Henry Liu 1 episode, 2004
- Harry Van Gorkum
- Â Michael Barrett 1 episode, 2004
- Anne Bellamy
- Â Margaret 1 episode, 2004
- Mo McRae
- Â Neighbor #1 1 episode, 2003
- Sean Smith
- Â Waiter 1 episode, 2003
- Mike Grief
- Â Cookie 1 episode, 2003
- Ossie Mair
- Â Doctor 1 episode, 2003
- Kristen Wiig
- Â Kristy 1 episode, 2004
- Andrew Leeds
- Â Joel 1 episode, 2004
- Mary Gross
- Â Donna Kincade 1 episode, 2004
- Mitch Silpa
- Â Naked Man 1 episode, 2004
- Albie Selznick
- Â Reporter 1 episode, 2004
- Deji LaRay
- Â A.D. 1 episode, 2004
- Brian Palermo
- Â Clerk 1 episode, 2004
- John O'Leary
- Â Gabe 1 episode, 2004
- Philip Marlatt
- Â Trevor 1 episode, 2004
- Marissa Tait
- Â Nicole 1 episode, 2004
- Alexandria DeBerry
- Â Young Alex 1 episode, 2003
- John Vickery
- Â Matt St. John 1 episode, 2003
- Jeremy Rowley
- Â Busboy 1 episode, 2003
- Emory Livers
- Â Neighbor #2 1 episode, 2003
- Krista Allen
- Â Jennifer 1 episode, 2004
- Samm Levine
- Â Rodney 1 episode, 2004
- Dave Allen
- Â Horse Wrangler 1 episode, 2004
- Tami-Adrian George
- Â Janice Warren 1 episode, 2004
- Dawn Didawick
- Â Secretary 1 episode, 2004
- Jacqueline Castro
- Â Maid 1 episode, 2004
- Matthew Jones
- Â Waiter 1 episode, 2004
- Fred Pinkard
- Â Leo 1 episode, 2004
- Mykel Shannon Jenkins
- Â Attendant 1 episode, 2003
- Brody Hutzler
- Â Male Star 1 episode, 2003
- Rachel Andersen
- Â Reporter 1 episode, 2003
- Kennedy Noel
- Â Young Cheri 1 episode, 2003
- James Stellos
- Â Man at Party 1 episode, 2003
- Debra Wilson
- Â Brenda 1 episode, 2004
- Burt Young
- Â Burt Young 1 episode, 2004
- Amanda Swisten
- Â Actress 1 episode, 2004
- Brian Unger
- Â Entertainment Reporter 1 episode, 2004
- Duane Whitaker
- Â Bouncer / ... 1 episode, 2004
- Christina Cindrich
- Â Julie 1 episode, 2004
- Eileen Galindo
- Â Soledad 1 episode, 2004
- Eric Payne
- Â Assistant Director 1 episode, 2004
- Peri Gilpin
- Â Peri Gilpin 1 episode, 2003
- Michelle Anne Johnson
- Â Woman at Party 1 episode, 2003
- Marlee Matlin
- Â Marlee Matlin 1 episode, 2004
- Melissa Rivers
- Â Melissa Rivers 1 episode, 2004
- E.J. Callahan
- Â Bartender 1 episode, 2004
- Craig Welzbacher
- Â Director 1 episode, 2004
- Brian Wedlake
- Â Sailor 1 episode, 2004
- Mark Ankeny
- Â Director 1 episode, 2004
- Matt Gallant
- Â Photographer #1 1 episode, 2003
- Keegan-Michael Key
- Â Orderly 1 episode, 2004
- Marisa Theodore
- Â Bride 1 episode, 2004
- Asante Jones
- Â Photographer #2 1 episode, 2003
- Shaughn Buchholz
- Â Groom 1 episode, 2004
- Jenni Pulos
- Â Bag Lady (uncredited) 1 episode, 2003
- Lillian Adams
- Â Fan (uncredited) 1 episode, 2003
- Darion Basco
- (uncredited) 1 episode, 2003
- Benton Jennings
- Â Proposition Man (uncredited) 1 episode, 2003
- Mark Pinkosh
- Â Gay Waiter (uncredited) 1 episode, 2003
- Hans Raith
- Â Axe Murderer (uncredited) 1 episode, 2003
- Jacob Gray
- Â Jack (uncredited) 1 episode, 2003
- Arden Myrin
- Â Girl (uncredited) 1 episode, 2004
- Paul F. Tompkins
- (uncredited) 1 episode, 2004
- Jeanette Miller
- Â Lillian (uncredited) 1 episode, 2004
- Chris Henchy
- Â Contestant (uncredited) 1 episode, 2004
- Adam Tomei
- Â Oscar-Presenter (uncredited) 1 episode, 2004
- Hamilton Mitchell
- (uncredited) 1 episode, 2004
- Jason Sarcinelli
- Â Delivery Guy (uncredited) 1 episode, 2004
- Shaun Robinson
- Â Shaun Robinson (uncredited) 1 episode, 2004
- Nancy Steen
- Â Bonnie (uncredited) 1 episode, 2004
- Tia Riebling
- Â Woman (uncredited) 1 episode, 2004
- Kristin McCoy
- Â Award Attendee (uncredited) 1 episode, 2004
- Armando Cosio
- Â Gardener (uncredited) 1 episode, 2004
- Gavin Black
- Â Photographer (uncredited) 1 episode, 2004
- Alana Stone
- Â Child of Corn (uncredited) 1 episode, 2004
- Marc Wilson
- (uncredited) 1 episode, 2004
- Angel Manzo
- Â Sylvia (uncredited) 1 episode, 2004
- Jennifer Rebecca Bailey
- (uncredited) 1 episode, 2004