| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Carol Greenwald | Crew | Production | Executive Producer | 421 |
Cassandra Schafhausen | Crew | Production | Producer | 421 |
Claudia Silver | Crew | Writing | Writer | 421 |
Diane Dallaire | Crew | Production | Producer | 421 |
Greg Bailey | Crew | Production | Producer | 421 |
Jacqui Deegan | Crew | Production | Producer | 421 |
Joe Fallon | Crew | Writing | Writer | 421 |
Jonathan Greenberg | Crew | Writing | Writer | 421 |
Joe Purdy | Crew | Writing | Writer | 421 |
Kathy Waugh | Crew | Production | Development Producer, Writer | 493 |
Lesley Taylor | Crew | Production | Executive Producer | 421 |
 Marc Brown | Crew | Production | Development Producer, Executive Producer, Creator | 493 |
 Michael Hirsh | Crew | Production | Executive Producer | 78 |
Micheline Charest | Crew | Production | Executive Producer | 421 |
Natalie Dumoulin | Crew | Production | Producer | 421 |
Pamela Slavin | Crew | Production | Executive Producer | 421 |
Peter K. Hirsch | Crew | Writing | Writer | 3 |
Peter Moss | Crew | Production | Executive Producer | 421 |
Ronald A. Weinberg | Crew | Production | Executive Producer | 421 |
Stephanie Simpson | Crew | Writing | Writer | 3 |
Toper Taylor | Crew | Production | Executive Producer | 421 |
Vince Commisso | Crew | Production | Executive Producer | 421 |
 Ziggy Marley | Crew | Sound | Theme Song Performance | 493 |
Andrew Porporino | Crew | Production | Executive Producer | 421 |
Cilbur Rocha | Crew | Writing | Storyboard | 19 |
Dietrich Smith | Crew | Writing | Writer | 3 |
Geoff Adams | Crew | Production | Producer | 421 |
Paul Higgins | Crew | Production | Producer | 421 |
Pierre Valette | Crew | Production | Executive Producer | 421 |
Rose M. Compagine | Crew | Production | Producer | 421 |
Susie Grondin | Crew | Production | Producer | 421 |
Tolon Brown | Crew | Production | Producer | 421 |
Toni Stevens-Fleischmann | Crew | Production | Producer | 421 |
Danielle Gillis | Crew | Production | Producer | 421 |
Hilary Illick | Crew | Writing | Writer | 1 |
Raye Lankford | Crew | Writing | Writer | 3 |
Bruce Akiyama | Crew | Writing | Writer | 421 |
Ken Scarborough | Crew | Writing | Writer | 421 |
Gentry Menzel | Crew | Writing | Writer | 1 |
A.J. Henderson | Cast | Actor | Ed Crosswire (voice) | 2 |
 AJ McLean | Cast | Actor | AJ McLean (voice) | 1 |
 Alex Trebek | Cast | Actor | 1 | |
 Art Garfunkel | Cast | Actor | Self (voice) | 2 |
 Arthur Holden | Cast | Actor | Mr. Ratburn (voice) | 1 |
 Brian Littrell | Cast | Actor | Brian Littrell (voice) | 1 |
Brigid Tierney | Cast | Actress | Jenna Morgan (voice) | 2 |
 Bronwen Mantel | Cast | Actress | Mrs. MacGrady | 1 |
 Bruce Dinsmore | Cast | Actor | Binky Barnes (voice) | 1 |
 Daniel Brochu | Cast | Actor | Buster Baxter (voice) | 493 |
 Eleanor Noble | Cast | Actress | Candy Coco (voice) | 1 |
 Ellen David | Cast | Actress | Bitzi Baxter (voice) | 1 |
 Fred Rogers | Cast | Actor | Mr. Rogers (voice) | 2 |
Greg Kramer | Cast | 1 | ||
 Holly Gauthier-Frankel | Cast | Actress | Fern Walters (voice) | 3 |
 Howie Dorough | Cast | Actor | Howie D. (voice) | 1 |
 Jane Lynch | Cast | Actress | Patty Ratburn (voice) | 1 |
 Jane Wheeler | Cast | Actress | Mrs. Barnes (voice) | 1 |
Jane Woods | Cast | Actress | Laverne Frensky (uncredited) | 1 |
 Jessica Kardos | Cast | Actress | Sue Ellen Armstrong (voice) | 266 |
 Joanna Noyes | Cast | Actress | Grandma Thora (voice) | 493 |
 Jodie Resther | Cast | Actress | Francine Frensky (voice) | 493 |
 John Lewis | Cast | Actor | John Lewis (voice) | 1 |
Johnny Damon | Cast | Johnny Playmon (voice) | 1 | |
 Jonathan Koensgen | Cast | Actor | Tommy Tibble (voice) | 190 |
 Joshua Redman | Cast | Actor | Joshua Redman (voice) | 2 |
Justin Bradley | Cast | Actor | Arthur Read (voice) | 20 |
 Kevin Michael Richardson | Cast | Actor | Kevin Richardson (voice) | 1 |
 Lance Armstrong | Cast | Actor | Lance Armstrong (voice) | 2 |
 Larry King | Cast | Actor | Larry King | 1 |
 Maggie Castle | Cast | Actress | Molly MacDonald (voice) | 1 |
Marc Brown | Cast | Actor | Marc Brown (voice) | 1 |
 Marcel Jeannin | Cast | Actor | Patrick (voice) | 1 |
 Mark Camacho | Cast | Actor | Oliver Frensky / Henry Ford (voice) | 1 |
 Mark Rendall | Cast | Actor | Arthur Read (voice) | 38 |
 Melissa Altro | Cast | Actress | Muffy Crosswire (voice) | 493 |
 Michael Caloz | Cast | Actor | D.W Read (voice) | 130 |
 Michael Yarmush | Cast | Actor | Arthur Read (voice) | 170 |
 Michelle Kwan | Cast | Actress | Michelle Kwan (voice) | 2 |
 Ming Tsai | Cast | Actor | 1 | |
 Mitchell David Rothpan | Cast | Actor | George Nordgren (voice) | 1 |
 Nick Carter | Cast | Actor | Nick Carter (voice) | 1 |
Oliver Grainger | Cast | D.W Read (voice) | 60 | |
 Philip Seymour Hoffman | Cast | Actor | William Fillmore Toffman (voice) | 1 |
 Rick Jones | Cast | Actor | Jacob Katzenellenbogan (voice) | 1 |
 Ricky Mabe | Cast | Actor | Timmy Tibble (voice) | 170 |
 Sally Taylor-Isherwood | Cast | Actress | Emily (voice) | 266 |
Samuel Holden | Cast | Timmy Tibble (voice) | 78 | |
 Simon Peacock | Cast | Actor | Pal (voice) | 493 |
 Sonja Ball | Cast | Actress | Mrs. Read (voice) | 493 |
 Steven Crowder | Cast | Actor | Alan "The Brain" Powers (voice) | 40 |
 Taj Mahal | Cast | Actor | 1 | |
Tamar Kozlov | Cast | Actress | Prunella Deegan (voice) | 1 |
 Vanessa Lengies | Cast | Actress | Emily (voice) | 227 |
 Yo-Yo Ma | Cast | Actor | Yo-Yo Ma (voice) | 2 |
Aaron Grunfeld | Cast | Actor | Tommy Tibble (voice) | 38 |
Alex Hood | Cast | Alan "The Brain" Powers (voice) | 57 | |
Cameron Ansell | Cast | Actor | Arthur Read (voice) | 58 |
 Dakota Goyo | Cast | Actor | Timmy Tibble (voice) | 39 |
Tyler Brody Stein | Cast | Timmy Tibble (voice) | 38 | |
 Jacob Ewaniuk | Cast | Actor | Timmy Tibble (voice) | 130 |
 Jake Beale | Cast | Actor | D.W. Read (voice) | 39 |
Krystal Meadows | Cast | Ladonna Compson (voice) | 1 | |
 Lyle Lettau | Cast | Actor | Alan "The Brain" Powers (voice) | 78 |
 Robert Naylor | Cast | Actor | D.W. Read (voice) | 97 |
 Siam Yu | Cast | Actor | Alan "The Brain" Powers (voice) | 77 |
 Jake Sim | Cast | Actor | Tommy Tibble (voice) | 169 |
 Christian Distefano | Cast | Actor | D.W. Read (voice) | 27 |
 Ethan Pugiotto | Cast | Actor | D.W. Read (voice) | 26 |
 Walter Massey | Cast | Actor | Mr. Haney (voice) | 2 |
 Ray Magliozzi | Cast | Actor | 1 | |
 Robyn Thaler Hickey | Cast | Actress | Catherine Frensky (voice) | 130 |
Hayley Reynolds | Cast | Nadine Flamberghast (voice) | 1 | |
 Tracy Braunstein | Cast | Baby Kate (voice) | 493 | |
 Felicia Shulman | Cast | Actress | Paige Turner (voice) | 1 |
A. J. Henderson | Cast | 1 | ||
Kate Hutchison | Cast | Paige Turner (voice) | 1 | |
 Graeme Jokic | Cast | Actor | Young Fritz (voice) | 1 |
Christopher Lortie | Cast | Timmy Tibble (voice) | 39 | |
Drew Adkins | Cast | Arthur Read (voice) | 39 | |
Ryan Tilson | Cast | Tommy Tibble (voice) | 38 | |
William Healy | Cast | Arthur Read (voice) | 38 | |
Rikee Madoff | Cast | Cecilia Tingley (voice) | 2 | |
 Jacob Ursomarzo | Cast | Actor | Arthur Read (voice) | 27 |
 Alexina Cowan | Cast | Catherine Frensky (voice) | 136 | |
Jason Szwimmer | Cast | D.W. Read (voice) | 77 | |
Dallas Jokic | Cast | Arthur Read (voice) | 78 | |
Andrew Dayton | Cast | D.W. Read (voice) | 38 | |
Max Friedman-Cole | Cast | Alan "The Brain" Powers (voice) | 27 | |
Paul Stuart-Brown | Cast | Alan "The Brain" Powers (voice) | 58 | |
Evan Blaylock | Cast | Alan "The Brain" Powers (voice) | 26 | |
Luke Reid | Cast | Actor | Alan "The Brain" Powers (voice) | 150 |
Evan Smirnow | Cast | George (voice) | 19 | |
Jake Roseman | Cast | Tommy Tibble (voice) | 39 | |
Alyson Leah | Cast | Actress | Vicita Molina (voice) | 1 |
Kerri Clarke | Cast | Doria Walters (voice) | 1 | |
| Person | Type | Job | Role(s) | Episodes |
