- Robert Alvarez
- animation director / sheet timer / animation direction (73 episodes, 2004-2009)
- Bob Harper
- animator / design cleanup / character designer (65 episodes, 2004-2009)
- Jeffrey Zikry
- animator / design cleanup (59 episodes, 2004-2009)
- Eric Pringle
- animation director / animator / flash director (58 episodes, 2004-2009)
- Joel Reid
- animator (55 episodes, 2004-2009)
- Dave Dunnet
- background designer / supervising background designer / background artist (51 episodes, 2004-2009)
- Tim Allen
- design cleanup / background cleanup / color stylist / background artist / background designer (50 episodes, 2004-2009)
- Elaine Reali
- animator / design cleanup (49 episodes, 2004-2009)
- Shawn Toshikian
- animation supervisor / animator / lead animator (47 episodes, 2004-2009)
- Marius Alecse
- animator (44 episodes, 2004-2009)
- Dave DiMatteo
- design cleanup / design clean up (44 episodes, 2004-2009)
- Robert Lilly
- animator / character designer / animation layout artist (43 episodes, 2004-2009)
- Robert Romero
- background artist / design cleanup / background cleanup / color stylist (41 episodes, 2005-2009)
- Andy Underwood
- design cleanup / color stylist / background painter / background artist / background designer (39 episodes, 2004-2009)
- Martin Ansolabehere
- color stylist / supervising color stylist / color supervisor / background painter / supervising background painter (38 episodes, 2004-2007)
- Stephen Sawran
- animator / lead animator (38 episodes, 2005-2009)
- Janice Kubo
- design cleanup / background painter / color stylist / background artist / background key painter / character designer / color styling (37 episodes, 2005-2009)
- Greg Araya
- animator (36 episodes, 2005-2009)
- Sam Chi
- animator (36 episodes, 2006-2009)
- Kristen McCormick
- animator (35 episodes, 2005-2009)
- Craig Kellman
- animation director / character designer / animation direction (33 episodes, 2004-2007)
- Hal Newman
- animator (29 episodes, 2006-2009)
- Pete Oswald
- character designer / animation processor / character layout artist (28 episodes, 2004-2007)
- Leo Riley
- animator (28 episodes, 2006-2009)
- Yvonne Hennessy
- background artist (27 episodes, 2007-2008)
- Jason Flowers
- animation processor / background artist / design cleanup (26 episodes, 2005-2009)
- Sara Anderson
- animation processor / design clean up / design cleanup (26 episodes, 2006-2009)
- Peter Slattery
- animator / animator: Boulder Media (16 episodes, 2004-2007)
- John Fisher
- background designer / background artist (25 episodes, 2005-2007)
- Chris Savino
- animation director (24 episodes, 2005-2007)
- Ruben Chavez
- background supervisor (24 episodes, 2007-2009)
- Dave Wolfe
- animator (22 episodes, 2006-2009)
- Sandy Benenati
- animation checker / animation checking (21 episodes, 2004-2005)
- Scott Graham
- animator (21 episodes, 2006-2009)
- Benjamin Balistreri
- character designer / character design (20 episodes, 2006-2009)
- Shannon Tindle
- character designer / supervising character designer (19 episodes, 2005-2008)
- David Hernston
- animator (19 episodes, 2005-2007)
- Mark Christiansen
- character designer (17 episodes, 2005-2007)
- Steffen Vala
- animation layout artist / animation layout / layout artist / character design / design clean up / design cleanup (17 episodes, 2007-2009)
- Alx Meza
- animator (16 episodes, 2004-2007)
- Lynne Naylor
- character designer (16 episodes, 2004-2005)
- Cynthia Macias
- background cleanup / design cleanup (16 episodes, 2005-2009)
- Gregory Banker
- design cleanup / background artist (16 episodes, 2005-2006)
- Erik Girndt
- animator (15 episodes, 2004-2007)
- Gene McGuckin
- animator (15 episodes, 2006-2007)
- Randy Myers
- animation director / sheet timer / animation direction (14 episodes, 2004-2007)
- Jeffrey Logue
- background artist / background cleanup / design cleanup (14 episodes, 2005-2009)
- Casey Mitchum
- design cleanup (14 episodes, 2005-2007)
- Shane Prigmore
- character designer (14 episodes, 2005-2006)
- Greg Roberts
- animator (14 episodes, 2007-2009)
- Greg Franklin
- animator / design cleanup (13 episodes, 2004-2007)
- Stephanie Choi
- character designer (13 episodes, 2004-2005)
- Bill Alger
- design cleanup (13 episodes, 2005-2007)
- Robert Cullen
- animation director (13 episodes, 2005-2007)
- Kevin Martonick
- animator (13 episodes, 2005-2007)
- Andy Bialk
- character designer (12 episodes, 2004-2007)
- Justin Joseph Murphy
- animator (12 episodes, 2004-2007)
- Paul O'Flanagan
- animation director / animation director: Boulder Media (12 episodes, 2004-2007)
- Chris Reccardi
- background supervisor / color stylist (9 episodes, 2004-2006)
- Timothy Barnes
- color stylist / animator (12 episodes, 2005-2007)
- Dave Walston
- design cleanup / background cleanup (11 episodes, 2004-2008)
- Craig McCracken
- character designer (11 episodes, 2004-2007)
- Mark Flood
- lead animator: Boulder Media / animator (11 episodes, 2005-2007)
- Ian Kenny
- lead animator: Boulder Media / animator (11 episodes, 2005-2007)
- Edward Smith
- lead animator: Boulder Media / animator (11 episodes, 2005-2007)
- Simon Kelleghan
- animator / animator: Boulder Media (8 episodes, 2005-2006)
- Patrick Gleeson
- sheet timer (10 episodes, 2004-2009)
- Dan Krall
- background designer (10 episodes, 2004-2005)
- Aoife Greenham
- lead animator: Boulder Media / animator (10 episodes, 2005-2006)
- Chris Lynch
- animation compositor (7 episodes, 2005-2006)
- Catherine McIntyre
- lead animator: Boulder Media / animator (10 episodes, 2005-2006)
- Vaughn Tada
- character designer (9 episodes, 2004-2007)
- Lauren Faust
- animation director / character designer (9 episodes, 2004-2006)
- Eva Wu
- design cleanup (9 episodes, 2004-2006)
- Todd Frederiksen
- design cleanup / background artist (9 episodes, 2004-2005)
- Paul Stec
- background designer / background artist (9 episodes, 2004-2005)
- Jamie Teehan
- lead animator: Boulder Media (9 episodes, 2005-2006)
- Nate Cash
- character designer (9 episodes, 2005)
- Andy Arett
- animator (9 episodes, 2006-2009)
- Erik Knutson
- animator (9 episodes, 2006-2007)
- Barbara Dourmaskin-Case
- sheet timer (8 episodes, 2004-2007)
- Donald Devine
- design cleanup (8 episodes, 2004-2005)
- Christopher Staples
- design cleanup (8 episodes, 2004-2005)
- Carol Wyatt
- color stylist (8 episodes, 2004-2005)
- Nick Bertonazzi Jr.
- animator (8 episodes, 2008-2009)
- Mark Ackland
- character designer (7 episodes, 2004-2005)
- Teri Shikasho
- color stylist (7 episodes, 2005)
- Sue Mondt
- color stylist / color styling (6 episodes, 2004-2009)
- Cathy O'Leary
- color stylist (6 episodes, 2004-2005)
- Lou Police
- background designer / background artist (6 episodes, 2005-2007)
- Eric Bryan
- character designer (6 episodes, 2005-2006)
- Michael Diederich
- character designer (6 episodes, 2005-2006)
- John Seymore
- design cleanup / background artist (6 episodes, 2005)
- Puny
- animator (6 episodes, 2006-2007)
- James T. Walker
- sheet timer / animation director / sheet timing (5 episodes, 2004-2007)
- Phil R. Hernandez
- animator (5 episodes, 2006-2007)
- Walt Holcombe
- animator (5 episodes, 2006-2007)
- Keith Holven
- animator (5 episodes, 2006-2007)
- Tim Szabo
- animator (5 episodes, 2006-2007)
- Joseph Giardina
- design cleanup / design clean up (5 episodes, 2008-2009)
- Michael Daley
- design cleanup (4 episodes, 2004-2005)
- Clay Morrow
- character designer (4 episodes, 2004-2005)
- Don Shank
- background artist / background supervisor (4 episodes, 2004-2005)
- Carey Yost
- character designer (4 episodes, 2004-2005)
- Erik Elizarrez
- design cleanup / design clean up (4 episodes, 2006-2009)
- Daisy Church
- animator (4 episodes, 2006-2007)
- Mario Furmanczyk
- animator (4 episodes, 2006-2007)
- Anna Hollingsworth
- animator (4 episodes, 2006-2007)
- Alec Knox
- animator (4 episodes, 2006-2007)
- Denny Lu
- animator (4 episodes, 2006-2007)
- Kirk Millett
- animator (4 episodes, 2006-2007)
- Dagan Moriarty
- animator (4 episodes, 2006-2007)
- Jojo Ramos Patrick
- animator (4 episodes, 2006-2007)
- Ted Pratt
- animator (4 episodes, 2006-2007)
- Crystal Stromer
- animator (4 episodes, 2006-2007)
- Alex Campos
- design cleanup / background cleanup (4 episodes, 2007-2009)
- Gillian Comerford
- animation director: Boulder Media / animator (3 episodes, 2004-2007)
- Frank Homiski
- design cleanup (3 episodes, 2004-2005)
- Spencer Laudiero
- design cleanup (3 episodes, 2004)
- Brian Hogan
- animation director / animator (3 episodes, 2005-2007)
- David Johnston
- animator (3 episodes, 2005-2007)
- Aidan McAteer
- animator (3 episodes, 2005-2007)
- Camille Stancin
- design cleanup (3 episodes, 2005-2007)
- Ryan Green
- animator (3 episodes, 2006-2008)
- Alex Kirwan
- character designer / animator (3 episodes, 2006-2008)
- Jeff Astolfo
- animator (3 episodes, 2006-2007)
- Jason Bierut
- animator (3 episodes, 2006-2007)
- Campbell Bryer
- animator (3 episodes, 2006-2007)
- Todd Cronin
- animator (3 episodes, 2006-2007)
- Lucas Haley
- animator (3 episodes, 2006-2007)
- J. Nate Lowe Henk
- animator (3 episodes, 2006-2007)
- David Ibaretta
- animator (3 episodes, 2006-2007)
- Leticia Lacy
- animator (3 episodes, 2006-2007)
- Bob Rutan
- animator (3 episodes, 2006-2007)
- Larry Hall
- animator / animation director: Bardel Entertainment (3 episodes, 2007-2008)
- John Anderson
- animator (3 episodes, 2007)
- Ernie Gilbert
- character designer (3 episodes, 2007)
- Eric Gonzalez
- design cleanup (3 episodes, 2007)
- Ciro Nieli
- background artist (3 episodes, 2007)
- Myoung Smith
- checker (3 episodes, 2008-2009)
- Bob Jaques
- animation director / animator (2 episodes, 2005-2007)
- Mick O'Sullivan
- animator (2 episodes, 2005-2006)
- Bruce Berkey
- background artist (2 episodes, 2005)
- Kenneth Edwards
- design cleanup (2 episodes, 2005)
- Robert Hughes
- sheet timer (2 episodes, 2005)
- Mike Moon
- color stylist (2 episodes, 2005)
- Bill Schwab
- character designer (2 episodes, 2005)
- Peter Bunzl
- animator (2 episodes, 2006-2007)
- Miguel Cura
- animator (2 episodes, 2006-2007)
- Darren Donovan
- animator (2 episodes, 2006-2007)
- Douglas Gray
- animator (2 episodes, 2006-2007)
- Douglas Gray
- animator (2 episodes, 2006-2007)
- Mike Hollingsworth
- animator (2 episodes, 2006-2007)
- Hyun Min Lee
- animator (2 episodes, 2006-2007)
- Dillon Markey
- animator (2 episodes, 2006-2007)
- Aaron Peeples
- animator (2 episodes, 2006-2007)
- G. Brian Reynolds
- animator (2 episodes, 2006-2007)
- Karen Ullmann
- animator (2 episodes, 2006-2007)
- Fredrick Fasse
- animator (2 episodes, 2006)
- Casey Leonard
- animator (2 episodes, 2007-2009)
- Michelle Papandrew
- animation producer (2 episodes, 2007-2009)
- Dave Stone
- animator (2 episodes, 2007-2009)
- Justin Smith
- animator / animator: Bardel Entertainment (2 episodes, 2007-2008)
- Joel Brinkerhoff
- animator (2 episodes, 2007)
- Cesar Henriquez
- animator (2 episodes, 2007)
- Michael Daedalus Kenny
- animator (2 episodes, 2007)
- Alex S. Meza
- animator (2 episodes, 2007)
- Richard Collado
- sheet timer (1 episode, 2004)
- Andres Nieves
- design cleanup (1 episode, 2004)
- Anna Chambers
- character designer (1 episode, 2005)
- Gerald de Jesus
- animation processor (1 episode, 2005)
- John 'Rick' Heitzman
- background painter / color stylist (1 episode, 2005)
- Sean Jimenez
- design cleanup (1 episode, 2005)
- Chance Raspberry
- character designer (1 episode, 2005)
- Andy Suriano
- character designer (1 episode, 2005)
- Derrick Wyatt
- character designer (1 episode, 2005)
- Simon Bancroft
- animator (1 episode, 2006)
- Nick Butera
- animator (1 episode, 2006)
- Matt Danner
- animator (1 episode, 2006)
- Stephen Fitch
- animator (1 episode, 2006)
- Rinat Gazizov
- animator (1 episode, 2006)
- Scott Glynn
- animator (1 episode, 2006)
- Matthew Grabinsky
- animator (1 episode, 2006)
- Heather A. Maxwell
- animator (1 episode, 2006)
- Kevin Micallef
- animator (1 episode, 2006)
- Damon O'Keefe
- animator (1 episode, 2006)
- Yumiko Sasakawa
- animator (1 episode, 2006)
- Steven Theis
- animator (1 episode, 2006)
- Kirk Tingblad
- storyboard artist (1 episode, 2006)
- Jody Todoschuk
- animator (1 episode, 2006)
- Glen Wyand
- animator (1 episode, 2006)
- Rick Acosta
- animator (1 episode, 2007)
- Jeff Ballesteros
- animator (1 episode, 2007)
- Jason Beirut
- animator (1 episode, 2007)
- Ken Boyer
- sheet timer (1 episode, 2007)
- Dean Criswell
- animator (1 episode, 2007)
- Granger Davis
- animator (1 episode, 2007)
- Joel Dickie
- animator (1 episode, 2007)
- Daniel Dinnendahl
- animator (1 episode, 2007)
- Brianne Drouhard
- animator (1 episode, 2007)
- Ruth Ducker
- animator (1 episode, 2007)
- Anne Walker Farrell
- animator (1 episode, 2007)
- Ali Ferrisi
- animator (1 episode, 2007)
- Tom Foxmarnick
- background painter (1 episode, 2007)
- Dimitri Frazao
- animator (1 episode, 2007)
- Tyler William Gentry
- background artist (1 episode, 2007)
- Colin Giles
- animator (1 episode, 2007)
- Scott Heatherley
- animator (1 episode, 2007)
- Michael Huang
- animator (1 episode, 2007)
- Gordon Kent
- sheet timer (1 episode, 2007)
- Eric Kilkenny
- animator (1 episode, 2007)
- Fred Kim
- background layout supervisor (1 episode, 2007)
- Hye Yun Kim
- animator (1 episode, 2007)
- Kris Lacore-Toscanini
- animator (1 episode, 2007)
- Chun Liu
- background painter (1 episode, 2007)
- Hayk Manukyan
- animator (1 episode, 2007)
- Dan McHugh
- layout artist (1 episode, 2007)
- Thom McKenna
- animator (1 episode, 2007)
- Alec Megibben
- animator (1 episode, 2007)
- Scott O'Brien
- animator (1 episode, 2007)
- Sean Pendergrass
- animator (1 episode, 2007)
- Amanda Peters
- animator (1 episode, 2007)
- Rumen Petkov
- sheet timer (1 episode, 2007)
- Becca Ramos
- background artist (1 episode, 2007)
- Todd Ramsay
- animator (1 episode, 2007)
- Claire Renton
- animator (1 episode, 2007)
- Kitty Schoentag
- animation checker (1 episode, 2007)
- Jayson Thiessen
- animator (1 episode, 2007)
- Philippe Tilikete
- animator (1 episode, 2007)
- Jim Towns
- background artist (1 episode, 2007)
- Carol Trueblood
- sheet timer (1 episode, 2007)
- Anna Walker
- animator (1 episode, 2007)
- Ron Crown
- animation director: Bardel Entertainment (1 episode, 2008)
- Max Hwang
- color stylist: Bardel Entertainment (1 episode, 2008)
- Kathy Whitney
- color stylist: Bardel Entertainment (1 episode, 2008)
- Michael Camarillo
- prop design (1 episode, 2009)
- Karim Bayadh
- animator (uncredited) (1 episode, 2007)