| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Alex Taub | Crew | Writing | Story, Teleplay, Writer | 4 |
 Alex Zamm | Crew | Writing | Writer | 1 |
Andy Rose | Crew | Writing | Story, Writer | 2 |
Bert Ring | Crew | Directing | Director | 21 |
Ed Driscoll | Crew | Writing | Writer | 1 |
John Dillon | Crew | Art | Art Department Manager | 13 |
Kevin M. O'Neil | Crew | Visual Effects | Visual Effects | 13 |
 Louie Anderson | Crew | Creator | Creator | |
Matthew Negrete | Crew | Writing | Writer | 2 |
 Matthew O'Callaghan | Crew | Directing | Director, Teleplay, Story, Writer, Creator | 22 |
Russell P. Marleau | Crew | Writing | Story | 2 |
 Shawn Ryan | Crew | Writing | Writer, Teleplay | 2 |
 Greg Cope White | Crew | Writing | Writer, Story | 2 |
Sean Dwyer | Crew | Writing | Story, Writer | 1 |
 Mike Gandolfi | Crew | Writing | Teleplay | 2 |
Marcy Gray Rubin | Crew | Writing | Story, Writer, Teleplay | 2 |
Bruce Clark | Crew | Writing | Writer | 1 |
David Adam Silverman | Crew | Writing | Writer, Story, Teleplay | 4 |
Rich Halke | Crew | Writing | Story, Writer | 1 |
Aaron Michael Metchik | Cast | Actor | The Lanza Triplets (voice) | 1 |
 Barry Corbin | Cast | Actor | Uncle Sammy (voice) | 1 |
Benjamin Kimball Smith | Cast | Actor | 4 | |
 Brian Doyle-Murray | Cast | Actor | Pete (voice) | 1 |
 Debi Derryberry | Cast | Actress | Jeannie Harper (voice) | 39 |
 Eddie Deezen | Cast | Actor | (voice) | 1 |
 Edie McClurg | Cast | Actress | Mom (voice) | 39 |
 Glenn Shadix | Cast | Actor | 1 | |
 Gregg Berger | Cast | Actor | 4 | |
 Jack Blessing | Cast | Actor | 1 | |
 James Greene | Cast | Actor | 1 | |
 James Murray | Cast | Actor | 1 | |
 Jim Cummings | Cast | Actor | 2 | |
 Jimmy Workman | Cast | Actor | 1 | |
 Joe Alaskey | Cast | Actor | 1 | |
 Joe Pantoliano | Cast | Actor | Jojo Stomopolous (voice) | 1 |
Justin Jon Ross | Cast | Actor | Toddler (voice) | 1 |
 Justin Shenkarow | Cast | Actor | Michael Grunewald / Glen Glenn (voice) | 39 |
 Liz Sheridan | Cast | Actress | Mrs. Stillman (voice) | 4 |
Louie Anderson | Cast | Actor | Little Louie / Dad (voice) | 39 |
 Lynne Marie Stewart | Cast | Actress | Kitty Grunewald (voice) | 1 |
Marc Robinson | Cast | Actor | 1 | |
 Mary Wickes | Cast | Actress | Grandma (voice) | 4 |
 Meagen Fay | Cast | Actress | 3 | |
 Michael Horse | Cast | Actor | 1 | |
 Miko Hughes | Cast | Actor | Tommy Anderson (voice) | 39 |
 Miriam Flynn | Cast | Actress | 1 | |
 Patti Deutsch | Cast | Actress | 1 | |
 Richard Doyle | Cast | Actor | Mr. Stevenson (voice) | 1 |
 Robert Alan Beuth | Cast | Actor | 1 | |
 Shelley Long | Cast | Actress | Sally Tubbs (voice) | 1 |
 Terrence 'T.C.' Carson | Cast | Actor | Norton Jensen / Gus (voice) | 4 |
 Tommy Hinkley | Cast | Actor | Mr. Grunewald (voice) | 3 |
 Tommy Lasorda | Cast | Actor | Coach Larry Rockwell (voice) | 1 |
 Troy Evans | Cast | Actor | 2 | |
 Wallace Langham | Cast | Actor | 1 | |
 Xander Berkeley | Cast | Actor | 1 | |
 Olivia Hack | Cast | Actress | Kelly Bassett (voice) | 1 |
James Murray | Cast | Nightsniffer (voice) | 1 | |
Cleandre Norman | Cast | Actor | 1 | |
Gordie Brown | Cast | 1 | ||
Ross Mapletoft | Cast | 2 | ||
| Person | Type | Job | Role(s) | Episodes |
