| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 David Crane | Crew | Production | Executive Producer | 66 |
 Kevin S. Bright | Crew | Production | Executive Producer | 66 |
 Marta Kauffman | Crew | Production | Executive Producer | 66 |
 Shelley Jensen | Crew | Directing | Director | 14 |
 Al Ruscio | Cast | Actor | Phil | 1 |
Alan F. Smith | Cast | Actor | Brian | 7 |
 Alexia Robinson | Cast | Actress | Lana | 1 |
 Alfred Dennis | Cast | Actor | Doorman | 1 |
 Allan Wasserman | Cast | Actor | Bryce's Lawyer | 2 |
Andrea Doven | Cast | Actress | Madeline | 1 |
 Angelle Brooks | Cast | Actress | Journalist | 1 |
 Anna Nicole Smith | Cast | Actress | Donna | 1 |
Anya Longwell | Cast | Tree | 2 | |
 Billy Connolly | Cast | Actor | Campbell | 1 |
 Bob Goen | Cast | Actor | Bob Goen | 1 |
 Bob Stephenson | Cast | Actor | Fred | 1 |
 Bodhi Elfman | Cast | Actor | Neil | 2 |
 Brad Johnson | Cast | Actor | Jeff | 1 |
Brad Koepenick | Cast | Actor | Fireman | 1 |
 Brian Palermo | Cast | Actor | Usher | 1 |
 Brian Posehn | Cast | Actor | Maintenance Guy | 1 |
 Brigid Brannagh | Cast | Actress | Nancy | 1 |
 Carole Goldman | Cast | Actress | Saleswoman | 1 |
 Christopher Carroll | Cast | Actor | Lawyer | 1 |
 Christopher McDonald | Cast | Actor | Bryce Anderson | 9 |
 Chuck Scarborough | Cast | Actor | Chuck Scarborough | 2 |
 Cindy Lu | Cast | Actress | Waitress | 1 |
 Clifton Davis | Cast | Actor | Brian's Father | 1 |
 Conan O'Brien | Cast | Actor | Conan O'Brien | 1 |
 Connie Ray | Cast | Actress | Jan Schaefer | 1 |
 Connie Sawyer | Cast | Actress | Margaret | 1 |
 Cynthena Sanders | Cast | Actress | Female Office Worker #2 | 1 |
Cynthia Frost | Cast | Actress | Mrs. Gordon | 1 |
 Dan Cortese | Cast | Actor | Perry Rollins | 66 |
 Dan Finnerty | Cast | Actor | Pizza Guy | 1 |
 Danny Woodburn | Cast | Actor | Eddie | 1 |
 Darcas Macopson | Cast | Actor | Alan | 1 |
 Darlene Kardon | Cast | Actress | Older Female Office Worker | 1 |
 Daryl Mitchell | Cast | Actor | Leo Michaels | 66 |
 David Lascher | Cast | Actor | Jeremy | 2 |
 David Starzyk | Cast | Actor | Pete | 5 |
 Denice Kumagai | Cast | Actress | Woman with Clipboard | 1 |
 Don Bovingloh | Cast | Actor | Veterinarian | 1 |
 Dona Hardy | Cast | Actress | Gram | 1 |
 Donald Gibb | Cast | Actor | Spaz | 1 |
 E.J. Callahan | Cast | Actor | John Mulligan | 1 |
Ed Cambridge | Cast | Actor | Elderly Man #3 | 1 |
 Eileen Brennan | Cast | Actress | Grammy Anderson | 1 |
 Eric Fleeks | Cast | Actor | Police Officer | 1 |
 Eric McCormack | Cast | Actor | Griffin | 1 |
 Ernie Grunwald | Cast | Actor | Pizza Guy | 1 |
 Ever Carradine | Cast | Actress | Pepper | 9 |
 Greg Evigan | Cast | Actor | Justin | 3 |
 Greg Proops | Cast | Actor | Richard | 1 |
 Greg Wrangler | Cast | Actor | Man in Self-Exploration Group | 1 |
 Hamilton Mitchell | Cast | Actor | Man | 1 |
 Harry Van Gorkum | Cast | Actor | Alan | 1 |
 Holland Taylor | Cast | Actress | Millicent | 2 |
Ingo Rademacher | Cast | Actor | Reg | 1 |
 Isaac Hayes | Cast | Actor | Isaac Hayes | 1 |
 James Wilder | Cast | Actor | Hunter | 4 |
 Jay Leno | Cast | Actor | Jay Leno | 1 |
 Jeff Blumenkrantz | Cast | Actor | Terrance | 1 |
 Jeffrey Nordling | Cast | Actor | Tom | 1 |
 Jennifer Campbell | Cast | Actress | Tiffany | 1 |
 Jennifer Lyons | Cast | Actress | Female Co-Worker | 1 |
Jennifer Milmore | Cast | Actress | Waitress | 1 |
 Jim Bentley | Cast | Actor | Waiter | 2 |
 Jim Pirri | Cast | Actor | Enrico | 1 |
 Jim Wise | Cast | Actor | Dale | 1 |
 JoNell Kennedy | Cast | Actress | Tanya | 1 |
 Joanna Bacalso | Cast | Actress | Kari | 1 |
 Joanne Baron | Cast | Actress | Waitress | 1 |
 Joe Ochman | Cast | Actor | Minister | 1 |
 John Bennett Perry | Cast | Actor | Byron Blair | 1 |
John C. Moskoff | Cast | Actor | Elderly Man #1 | 1 |
 John Doe | Cast | Actor | Jimmy Walsh | 1 |
 John Mariano | Cast | Actor | Chris | 5 |
 John Ritter | Cast | Actor | Tim Margolin | 1 |
 John Schneider | Cast | Actor | Tom | 3 |
 Jolene Blalock | Cast | Actress | Woman #3 | 1 |
 Jon Polito | Cast | Actor | Mr. Lehman | 1 |
Jonathan Osser | Cast | Actor | Noah | 1 |
Joshua Preven | Cast | Cal | 1 | |
 Karen Dior | Cast | Actor | Moronica Chaste / Dennis | 1 |
 Karen Maruyama | Cast | Actress | Event Official | 1 |
 Kari Coleman | Cast | Actress | Ms. Jenkins | 1 |
 Kathy Najimy | Cast | Actress | Olive Massery | 66 |
 Keith MacKechnie | Cast | Actor | Photographer | 1 |
 Ken Marino | Cast | Actor | Wayne | 1 |
 Kirstie Alley | Cast | Actress | Veronica Chase | 66 |
 Lainie Kazan | Cast | Actress | Dottie | 1 |
 Leeza Gibbons | Cast | Actress | Leeza Gibbons | 1 |
Lindsay Taylor | Cast | Actress | Little Girl | 1 |
 Lisa Canning | Cast | Actress | Lisa Canning | 1 |
 Lisa K. Wyatt | Cast | Actress | Olivia | 1 |
 Lise Simms | Cast | Actress | Yoga Instructor | 1 |
 Lorri Bagley | Cast | Actress | June Bilson Anderson | 22 |
 Luigi Amodeo | Cast | Actor | Santo | 1 |
 Lupe Ontiveros | Cast | Actress | Louisa | 4 |
 Marc Grapey | Cast | Actor | Phil | 1 |
Marci Brickhouse | Cast | Actress | Tammy | 1 |
 Marguerite MacIntyre | Cast | Actress | Lily | 1 |
 Maria Canals-Barrera | Cast | Actress | Dani | 1 |
 Mariann Aalda | Cast | Actress | Brian's Mother | 1 |
 Mark Derwin | Cast | Actor | David | 1 |
 Mark Harelik | Cast | Actor | Paul | 3 |
Mark Watson | Cast | Actor | Unfriendly Man | 1 |
 Markus Flanagan | Cast | Actor | Alex | 1 |
 Marsha Warfield | Cast | Actress | Shirley | 1 |
 Mary Lynn Rajskub | Cast | Actress | Chloe | 16 |
 Matt Kaminsky | Cast | Actor | Mark | 1 |
Matthew Sullivan | Cast | Actor | David | 1 |
 Maxwell Caulfield | Cast | Actor | Brian | 1 |
Michael Halpin | Cast | Male Employee | 1 | |
 Michael Jeter | Cast | Actor | Edwin | 1 |
 Michael McKean | Cast | Actor | Dave Whitby | 1 |
 Michael Welch | Cast | Actor | Aaron | 1 |
 Mo Gaffney | Cast | Actress | Karen | 2 |
 Nancye Ferguson | Cast | Deborah | 2 | |
 Nestor Carbonell | Cast | Actor | Tony Tony | 1 |
 NiCole Robinson | Cast | Actress | Female Office Worker | 1 |
 Patrick Cranshaw | Cast | Actor | Mr. Leeds | 1 |
 Patrick Kerr | Cast | Actor | Todd | 1 |
 Paul Cassell | Cast | Actor | Toby | 1 |
 Paul Gleason | Cast | Actor | Hank | 2 |
 Paul Hayes | Cast | Actor | Janitor | 1 |
 Paul Satterfield | Cast | Actor | Dan | 1 |
 Pauley Perrette | Cast | Actress | Nicole | 1 |
 Pete Rose | Cast | Actor | Pete Rose | 1 |
 Phil Leeds | Cast | Actor | Vince | 1 |
 Pilar Sanders | Cast | Laurel | 1 | |
 Portia de Rossi | Cast | Actress | Carolyn | 1 |
 Renee Tenison | Cast | Actress | Dakota | 1 |
 Richard Burgi | Cast | Actor | Mark | 1 |
 Richard Fancy | Cast | Actor | Judge | 1 |
 Richard McGonagle | Cast | Actor | Ronnie's Lawyer | 2 |
Richard Zavaglia | Cast | Actor | Workman | 1 |
 Richie Keen | Cast | Actor | Office Worker Guy | 1 |
 Robert Gant | Cast | Actor | Bernie | 1 |
 Robert Prosky | Cast | Actor | Pat Chase | 22 |
 Ron Silver | Cast | Actor | Alec Bilson | 22 |
 RuPaul | Cast | Actor | Brett | 1 |
 Russ Fega | Cast | Actor | Mike | 1 |
 Sandra Gould | Cast | Actress | Mrs. Riley | 1 |
 Scott Baio | Cast | Actor | Kevin | 2 |
 Scott Mosenson | Cast | Actor | Larry | 1 |
 Scott Thompson | Cast | Actor | Scotty | 1 |
 Shannon Maureen Brown | Cast | Actress | Dijon | 2 |
 Stuart Pankin | Cast | Actor | Phil | 1 |
 Susan Mosher | Cast | Actress | Woman with Clipboard | 1 |
 Symba | Cast | Actress | Model | 1 |
Tait Ruppert | Cast | Actor | Lester | 1 |
 Tamala Jones | Cast | Actress | Tina | 9 |
 Ted Danson | Cast | Actor | Nick Vanover | 1 |
 Tia Carrere | Cast | Actress | Kim | 1 |
 Todd Kimsey | Cast | Actor | Steve | 1 |
 Tom Arnold | Cast | Actor | Chris | 1 |
 Tom La Grua | Cast | Actor | Official | 1 |
 Trie Donovan | Cast | Actress | Young Woman | 1 |
 Troy Evans | Cast | Actor | Waiter | 1 |
 Tyne Daly | Cast | Actress | Emily Blair | 1 |
 Van Epperson | Cast | Actor | Man #2 | 1 |
 Vanessa Angel | Cast | Actress | Suzanne | 2 |
 Wallace Langham | Cast | Actor | Josh Blair | 66 |
 Wendy Worthington | Cast | Actress | Nurse #1 | 1 |
William Mesnik | Cast | Actor | Ronnie's Lawyer | 2 |
 Yasmine Bleeth | Cast | Actress | Katrina | 1 |
 Zooey Deschanel | Cast | Actress | Elena | 1 |
Deirdre O'Neil | Cast | Girl | 1 | |
 Mary Manofsky | Cast | Actress | Lab Technician | 1 |
 Shira Scott Astrof | Cast | Actress | Employee | 1 |
 Tara Lipinski | Cast | Actress | Tara Lipinski | 1 |
 Fred Stoller | Cast | Actor | Fred | 1 |
 Sandy Brown | Cast | Actress | Peri | 1 |
 Cynthia Mann | Cast | Actress | Virginia | 15 |
 Michele Kelly | Cast | Actress | Woman | 1 |
Kenneth Alan Williams | Cast | Dave | 1 | |
Tanya Garrett | Cast | Stacy | 1 | |
Jill Matson | Cast | Actress | Nurse #2 | 1 |
Eleanor Mondale | Cast | Actress | Eleanor Mondale | 1 |
Amy Van Horne | Cast | Michelle | 1 | |
John Timothy Botka | Cast | Todd | 1 | |
Helen Greenberg | Cast | Actress | Rebeca | 1 |
Cody Tucker | Cast | Actress | Young Girl | 1 |
David Gaines | Cast | Mark | 1 | |
Gina McClain | Cast | Emma | 2 | |
 Alexandra Margulies | Cast | Actress | Delivery Girl | 1 |
Julia Pennington | Cast | Actress | Kelly | 1 |
 Matthew Mullany | Cast | Co-Worker | 1 | |
Matt Reid | Cast | Actor | Michael | 1 |
J.B. Gaynor | Cast | Little Boy | 1 | |
Kody Cullum | Cast | Jason | 1 | |
 Jackie Bright | Cast | Actor | Johnny | 1 |
Tom Whiteknight | Cast | Actor | Boyfriend | 1 |
 Kevin Farrell | Cast | Actor | Clerk | 1 |
| Person | Type | Job | Role(s) | Episodes |
