- Chris Battle
- models / character designer / prop designer / prop design / character design / props / prop designers (58 episodes, 1998-2004)
- Karen Greslie
- color stylist (56 episodes, 1998-2004)
- Andy Bialk
- models / character supervisor / character design (53 episodes, 1998-2004)
- Roger Webb
- color stylist / color stylists (56 episodes, 1998-2004)
- Martin Ansolabehere
- background color / background painter / background paint (45 episodes, 1998-2004)
- Robert Lacko
- clean-up / Clean-Up (46 episodes, 1998-2004)
- Barbara Krueger
- clean-up (43 episodes, 1998-2004)
- Sue Mondt
- background color (37 episodes, 1998-2002)
- Jim Worthy
- layout keys / layout artist (30 episodes, 1998-2002)
- Dana Granger
- clean-up / Clean-Up (32 episodes, 2000-2004)
- Chris Reccardi
- storyboard artist / storyboarded by / character supervisor / storyboard by / models (20 episodes, 1999-2004)
- Dan Krall
- layout keys / storyboard by (21 episodes, 1998-2002)
- Nate Cash
- storyboard clean-up / Storyboard Clean-Up (25 episodes, 2003-2004)
- Carey Yost
- models / character design / storyboard artist (24 episodes, 1999-2003)
- Stephanie Choi
- character designer / character design (24 episodes, 2003-2004)
- Chris Roszak
- background paint supervisor / background painter / background color (23 episodes, 2001-2004)
- Kit Boyce
- background painter / background color / background paint / background painters (22 episodes, 2001-2004)
- Cathlin Hidalgo-Polvani
- clean-up / Clean-Up (22 episodes, 2003-2004)
- Frederick J. Gardner III
- layout keys / background designer / background key designer / models (21 episodes, 2000-2004)
- Justin K. Thompson
- background design supervisor / background designer / storyboarded by (21 episodes, 2002-2004)
- Lynne Naylor
- storyboard artist / models / storyboard by / storyboard artist: uncredited (17 episodes, 1998-2000)
- Cindy Morrow
- storyboard by / storyboarded by / storyboard artist / storyboard clean-up (18 episodes, 1998-2004)
- Todd Frederiksen
- background designer / layout keys / background designers (17 episodes, 2001-2004)
- Chris Savino
- storyboard by / storyboard artist / storyboarded by (15 episodes, 1998-2003)
- Jeff Albrecht
- clean-up (12 episodes, 2004)
- Clay Morrow
- storyboard by / models / storyboard artist (11 episodes, 1998-2001)
- Lin Larsen
- models (3 episodes, 1998-2002)
- Chris Mitchell
- models / storyboard by (10 episodes, 1999-2001)
- Kevin Kaliher
- storyboard by / models / storyboard artist (9 episodes, 1998-2001)
- Craig Kellman
- models (8 episodes, 1998-2002)
- Charlie Bean
- storyboard by / storyboard artist / character designer / prop designer (8 episodes, 1999-2004)
- Shellie Kvilvang
- storyboard assistant / storyboard by (8 episodes, 1999-2001)
- Lauren Faust
- storyboard artist / storyboard by / Additional Storyboard by / storyboard assistant (8 episodes, 2000-2003)
- Dexter Smith
- models (8 episodes, 2000-2001)
- Paul Stec
- background designer / art direction: documentary (8 episodes, 2002-2004)
- Chuck Klein
- storyboard revisionist (8 episodes, 2004)
- Paul Rudish
- storyboard artist / models (7 episodes, 1998-2001)
- David P. Smith
- storyboard by / storyboard artist / storyboarded by (7 episodes, 1999-2003)
- Lou Romano
- background color / storyboard by (7 episodes, 1999-2001)
- Timothy Barnes
- background painter / background color / background paint (7 episodes, 2000-2004)
- Don Shank
- storyboard by / storyboard artist (6 episodes, 1998-2000)
- Brian Larsen
- storyboarded by / storyboard artist (4 episodes, 2003-2004)
- Thurop Van Orman
- storyboarded by / storyboard clean-up (5 episodes, 2003-2004)
- Antoine Guilbaud
- storyboard revisionist (5 episodes, 2004)
- Mike Kim
- storyboarded by / storyboard artist (5 episodes, 2004)
- Bryan Andrews
- storyboarded by (4 episodes, 2004)
- Mike Stern
- storyboard artist (3 episodes, 1998-2000)
- Andy Gaskill
- models (2 episodes, 1998-1999)
- Genndy Tartakovsky
- storyboard by (3 episodes, 1999-2000)
- Mike Moon
- layout keys (3 episodes, 2001)
- Dave Dunnet
- background designer / storyboard artist (3 episodes, 2002-2004)
- Christopher Boyce
- background painter (3 episodes, 2002-2003)
- Mark O'Hare
- storyboard artist / storyboarded by (3 episodes, 2003-2004)
- Pat Agnasin
- background designer (3 episodes, 2003)
- Andy Suriano
- storyboard clean-up / character layout artist / special fantasy sequence designer (3 episodes, 2003)
- Serapio Calm
- prop designer (3 episodes, 2004)
- Craig McCracken
- storyboard by (2 episodes, 1998-2000)
- John McIntyre
- storyboard artist (2 episodes, 1998-1999)
- Rob Renzetti
- additional storyboard / storyboard artist (2 episodes, 1999-2001)
- Ernie Gilbert
- models (2 episodes, 1999)
- Amy Reich
- background color (2 episodes, 1999)
- Ruben Chavez
- background color (2 episodes, 2000)
- Todd White
- models (2 episodes, 2001)
- Anna Chambers
- models / character design / prop design (2 episodes, 2002)
- Amie Hawes
- color stylist (2 episodes, 2002)
- Alex Almaguer
- storyboard artist / storyboarded by (2 episodes, 2003-2004)
- Shayne Poindexter
- prop designer (2 episodes, 2003-2004)
- Bobby London
- storyboarded by / character designer (2 episodes, 2004)
- Mark Colangelo
- models (1 episode, 1999)
- Blair Jensen
- models (1 episode, 1999)
- Harry Nickelson
- color stylist (1 episode, 1999)
- Dominique Blaskovich
- background color (1 episode, 2000)
- Steve Fonti
- storyboard by (1 episode, 2000)
- Mark Andrews
- storyboard artist (1 episode, 2001)
- Ian Wasseluk
- models (1 episode, 2001)
- Max Arlington
- layout keys (1 episode, 2003)
- Mike Bell
- storyboarded by (1 episode, 2003)
- Antonio Canobbio
- background designer (1 episode, 2003)
- Greg Colton
- storyboarded by (1 episode, 2003)
- David Mucci Fassett
- storyboarded by (1 episode, 2003)
- Sunil Hall
- background designer (1 episode, 2003)
- Joseph Holt
- background designer / background painter (1 episode, 2003)
- Paul McEvoy
- storyboarded by (1 episode, 2003)
- Larry Murphy
- background designer (1 episode, 2003)
- Ken Allen
- storyboarded by (1 episode, 2004)
- Amber Lee Hardin
- clean-up (1 episode, 2004)
- Tim Parsons
- storyboard artist (1 episode, 2004)
- Richard Ziehler-Martin
- background color (uncredited) (5 episodes, 1998-2000)
- Meg Hanna
- color stylist (uncredited) (2 episodes, 1999)
- Gloria Wood
- background color (uncredited) (1 episode, 2000)
