- Devon Werkheiser
- Â Ned Bigby / ... 55 episodes, 2004-2007
- Lindsey Shaw
- Â Jennifer Ann 'Moze' Mosely 55 episodes, 2004-2007
- Daniel Curtis Lee
- Â Simon 'Cookie' Nelson-Cook 55 episodes, 2004-2007
- Kyle Swann
- Â Billy 'Bully' Loomer / ... 50 episodes, 2004-2007
- Daran Norris
- Â Gordy / ... 47 episodes, 2004-2007
- Christian Serratos
- Â Suzie Crabgrass 44 episodes, 2004-2007
- Teo Olivares
- Â Crony 44 episodes, 2004-2007
- Don Creech
- Â Mr. Sweeney 41 episodes, 2004-2007
- Rob Pinkston
- Â Coconut Head 41 episodes, 2004-2007
- Rachel Sibner
- Â Lisa Zemo 40 episodes, 2004-2007
- Tylor Chase
- Â Martin Qwerly 33 episodes, 2004-2007
- Alex Black
- Â Seth Powers 32 episodes, 2004-2007
- Reccie Canon
- Â Buzz 30 episodes, 2005-2007
- Vanessa the Weasel
- Â Weasel 27 episodes, 2004-2007
- Jesse Heiman
- Â Student / ... 1 episode, 2004-2007
- Hamilton Mitchell
- Â Vice Principal Crubbs 24 episodes, 2005-2007
- Kim Sava
- Â Ms. Dirga 23 episodes, 2004-2007
- Meshach Taylor
- Â Mr. Wright 23 episodes, 2004-2007
- Carlie Casey
- Â Missy Meany 23 episodes, 2005-2007
- Jim J. Bullock
- Â Mr. Monroe 19 episodes, 2004-2007
- Brooke Marie Bridges
- Â Claire Sawyer 17 episodes, 2004-2007
- Landon Taylor
- Â Stu / ... 17 episodes, 2004-2007
- Dave Florek
- Â Mr. Chopsaw 16 episodes, 2004-2007
- Stephen Markarian
- Â Albert Wormenheimer / ... 15 episodes, 2005-2007
- Marquise C. Brown
- Â Chandra Taylor / ... 14 episodes, 2004-2006
- Michelle Kim
- Â Evelyn Kwong 14 episodes, 2006-2007
- Kendre Berry
- Â Backpack Boy 12 episodes, 2004-2007
- Steve Bannos
- Â Mr. Combover / ... 12 episodes, 2004-2007
- Loni Love
- Â Lunch Lady 11 episodes, 2004-2007
- Jennifer Tedmori
- Â Doris Trembly 11 episodes, 2004-2006
- Lusia Strus
- Â Dr. Xavier 11 episodes, 2005-2007
- Mary Bogue
- Â Nurse Hunsucker 10 episodes, 2004-2007
- Dave Allen
- Â Mr. Kwest / ... 10 episodes, 2005-2007
- Kelii Miyata
- Â Timmy Toot-Toot 9 episodes, 2004-2006
- Cathy Immordino
- Â Sandy Crew / ... 9 episodes, 2004-2006
- Jherimi Carter
- Â Mandy Crew / ... 9 episodes, 2004-2006
- Vinicius Zorin-Machado
- Â Faymen Phorchin 9 episodes, 2006-2007
- Fred Stoller
- Â Mr. Lowe / ... 8 episodes, 2004-2007
- John Bliss
- Â Principal Irving Pal / ... 8 episodes, 2006-2007
- Joseph Ruzer
- Â Mike 7 episodes, 2006-2007
- Mo Collins
- Â iTeacher 6 episodes, 2006-2007
- Linda Cevallos
- Â Miss Enstile 5 episodes, 2004-2006
- Willie Gault
- Â Sportscaster #2 5 episodes, 2004-2007
- Van Earl Wright
- Â Sportscaster #1 5 episodes, 2004-2007
- Adam Cagley
- Â Lance Widget 5 episodes, 2006-2007
- Vanessa Werkheiser
- Â Candy Manderson / ... 5 episodes, 2005-2007
- Tiffanie White
- Â Cheerleader / ... 5 episodes, 2005-2007
- Logan Browning
- Â Vanessa 5 episodes, 2005-2006
- Timothy Starks
- Â Emt #1 / ... 4 episodes, 2004-2007
- Addison Hoover
- Â Tracy Oboe 4 episodes, 2004-2006
- Alex Hoover
- Â Stacy Oboe 4 episodes, 2004-2006
- Ben Hogestyn
- Â Jock Goldman 4 episodes, 2005-2007
- Spencer Locke
- Â Bitsy 4 episodes, 2005
- Marvin Giovanni
- Â Faymen Fan #2 / ... 4 episodes, 2006-2007
- Jessica Lee Andres
- Â Cheerleader / ... 3 episodes, 2005-2006
- Vincent Martella
- Â Scoop 3 episodes, 2004-2006
- Tina Gilton
- Â Student #2 3 episodes, 2004
- Mark Fite
- Â Benedict Arnold / ... 3 episodes, 2005-2007
- Andrew Sibner
- Â 5th Grader / ... 3 episodes, 2005-2007
- Cameron Monaghan
- Â Palmer Noid 3 episodes, 2005-2006
- Garrett Yoshimura
- Â Snake / ... 3 episodes, 2006-2007
- Rachel Martinez
- Â Mandi 3 episodes, 2006
- Davy DaSilva
- Â Nerdy Boy / ... 3 episodes, 2006
- Charles Rahi Chun
- Â Mr. Dren 2 episodes, 2004-2005
- Ford Austin
- Â EMT #2 / ... 2 episodes, 2004-2005
- Erica Johnson
- Â Birthday Girl / ... 2 episodes, 2004-2005
- Mat Hoffman
- Â Self 2 episodes, 2004-2006
- Carlos PenaVega
- Â King Bee 2 episodes, 2004-2005
- Sean Michael Afable
- Â Stinger 2 episodes, 2004-2005
- Vivien Straus
- Â Marla the Zoo Keeper / ... 2 episodes, 2004-2005
- Krystal Acosta
- Â Queen Bee 2 episodes, 2004-2005
- Steven Poirier
- Â AV Kid 2 episodes, 2004-2005
- Cashalà L'Shauntyelle
- Â Music Video Girl / ... 2 episodes, 2005-2006
- Daria Rountree
- Â Student 2 episodes, 2005-2006
- Kerry Hammond
- Â Annie / ... 2 episodes, 2005-2006
- Trevor Stevens
- Â Shake Down Boy / ... 1 episode, 2005-2006
- Corbin Bleu
- Â Spencer 2 episodes, 2006-2007
- Beverly Piper
- Â Mrs. Boldie 2 episodes, 2006-2007
- Ernie Sloman
- Â Psycho 2 episodes, 2006-2007
- Nolan North
- Â Art Dealer / ... 2 episodes, 2006
- Darnell Suttles
- Â Superintendant Brown / ... 2 episodes, 2006
- Cameron Scher
- Â Kid / ... 2 episodes, 2006
- Alexandra Mason
- Â Bridget 2 episodes, 2006
- Leigh Bush
- Â Vanessa's Grandmother 2 episodes, 2006
- Ulysses Estrada
- Â Paul 2 episodes, 2006
- Blaine Miller
- Â Nigel 2 episodes, 2006
- Patrick Phan
- Â Monster / ... 2 episodes, 2006
- Marissa Loren
- Â Girl / ... 2 episodes, 2006
- Brittany Chavez
- Â Lena 2 episodes, 2006
- Kelli Dawn Hancock
- Â Female Guard 2 episodes, 2007
- Peter Lavin
- Â Boss Thief 2 episodes, 2007
- Chris Kerner
- Â Museum Guard #3 2 episodes, 2007
- Kevin M. Horton
- Â Jock #1 2 episodes, 2007
- Adam Conway
- Â Teacher 1 episode, 2007
- 'Big' LeRoy Mobley
- Â Art Thief / ... 2 episodes, 2007
- Wesley John
- Â Samurai / ... 2 episodes, 2007
- Angela Kodicek
- Â Detective Wilcox 2 episodes, 2007
- Rolonda Watts
- Â Ms. Morrison 1 episode, 2004
- Destiny Edmond
- Â Meekest Girl 1 episode, 2004
- Dylan Kasch
- Â Lead 8 1 episode, 2004
- Joey Medeiros
- Â Boy #1 1 episode, 2004
- Paula Van Oppen
- Â Girl #3 1 episode, 2004
- Pedro Miguel Arce
- Â Sumo Cookie 1 episode, 2004
- Danielle Riffenburgh
- Â Girl #1 1 episode, 2004
- Aaron Grady
- Â Backpack Boy 1 episode, 2004
- Deren Tadlock
- Â Handsome Cookie 1 episode, 2004
- Tira Provost
- Â Martika 1 episode, 2004
- Stephen Grove Malloy
- Â Emotionless Cookie 1 episode, 2004
- Brooke Ventre
- Â Goth Girl 1 episode, 2004
- Marissa Stovall
- Â Kid #1 1 episode, 2004
- Lucy Hale
- Â Amy Cassidy 1 episode, 2005
- Fred Williamson
- Â Coach Stax 1 episode, 2005
- Romeo Miller
- Â Self 1 episode, 2005
- Shelbie Bruce
- Â Patty 1 episode, 2005
- Steffinnie Phrommany
- Â Music Video Girl 1 episode, 2005
- Vanessa Villalovos
- Â Model 1 episode, 2005
- Tessa Ludwick
- Â Jennifer Tu 1 episode, 2005
- Christopher Knight Roberts
- Â 8th Grader 1 episode, 2005
- Neilen Benvegnu
- Â Ted 1 episode, 2005
- Jessica Gaona
- Â Courtney Cortez 1 episode, 2005
- Ca'Shawn Sims
- Â Student 1 episode, 2005
- Len Levitt
- Â Puppeteer 1 episode, 2005
- Raymond Braun
- Â Kid #1 1 episode, 2005
- Gabe Gault
- Â Huge Kid 1 episode, 2005
- Christian McClure
- Â Pillow Locker Guy 1 episode, 2005
- Woorie Chung
- Â One-Bite 1 episode, 2005
- Mary Jane Lopez
- Â Champagne Girl 1 episode, 2005
- Ebony Nicole Young
- Â Choir Member 1 episode, 2005
- Erin McCarty
- Â Choir Member 1 episode, 2005
- Breanna Bood
- Â Choir Member 1 episode, 2005
- Haley Darwish
- Â Nerdy Missy Buddy 1 episode, 2005
- Natalie Mardeusz
- Â Music Video Girl 1 episode, 2005
- Steven Schmidt
- Â Nicely Dressed Boy 1 episode, 2005
- Brent Williams
- Â Choir Member 1 episode, 2005
- Naomi Frigo
- Â Choir Member 1 episode, 2005
- Jaszmann Espinoza
- Â Cheerleader 1 episode, 2005
- Brittaney Phelps
- Â Choir Member 1 episode, 2005
- Matthew Hutcherson
- Â Mookie 1 episode, 2005
- Belle Gomon
- Â Choir Member 1 episode, 2005
- Michael Vincent Rivera
- Â Ninja 1 episode, 2005
- Kaila Gee
- Â Bunny Girl 1 episode, 2005
- Alexandra Winner
- Â Choir Member 1 episode, 2005
- Bobby Tang
- Â Safety Drill Boy 1 episode, 2005
- Melissa Peterman
- Â Mrs. Splitz 1 episode, 2006
- Seth Green
- Â Dog 1 episode, 2006
- Tristin Mays
- Â Bernice 1 episode, 2006
- Ellen Albertini Dow
- Â Mrs. Knapp 1 episode, 2006
- Kelly Vitz
- Â Julie 1 episode, 2006
- Hunter Gomez
- Â New English Kid 1 episode, 2006
- Lil J.J.
- Â Morris Adams 1 episode, 2006
- Carmelo Anthony
- Â Self 1 episode, 2006
- Art Alexakis
- Â Mr. Gibson 1 episode, 2006
- Andrea Sixtos
- Â Doug Girl #1 1 episode, 2006
- Paul Diaz
- Â Doug Secksay 1 episode, 2006
- Kara Crane
- Â Fashion Police #2 1 episode, 2006
- Marc Weiner
- Â Mr. Weiner 1 episode, 2006
- April Gooding
- Â Teacher 1 episode, 2006
- Jelynn Sophia
- Â Miss Modelle 1 episode, 2006
- Soren Hellerup
- Â The Dutch Coach 1 episode, 2006
- Judi Barton
- Â Rich Lady with Dog 1 episode, 2006
- Richard Halpern
- Â Reporter #1 1 episode, 2006
- Michael Dow
- Â Jack Sprat 1 episode, 2006
- Amanda Alch
- Â May 1 episode, 2006
- Ted Garcia
- Â Anchorperson 1 episode, 2006
- Nathan Norman
- Â Todd Rideg 1 episode, 2006
- Tom Vincent
- Â Big Jock 1 episode, 2006
- Adrienne Zi
- Â Reporter #2 1 episode, 2006
- Miracle Vincent
- Â Fashion Police #1 1 episode, 2006
- Serena Berman
- Â Marva Qwerly 1 episode, 2006
- Nicholette Dixon
- Â New Girl 1 episode, 2006
- Richard Van Horne
- Â Toby 1 episode, 2006
- Colby O'Donis
- Â Nelson Duckworth / ... 1 episode, 2006
- Gerry Katzman
- Â Video Instructor 1 episode, 2006
- Jason Everhart
- Â MTV Host 1 episode, 2006
- Rebekah Salgado
- Â Lovely Spokeslady 1 episode, 2006
- Bryan Sandlin
- Â Goth Kid 1 episode, 2006
- Linda Sans
- Â Yale 1 episode, 2006
- Stephan Ahn
- Â Violinist 1 episode, 2006
- Omar Garcia
- Â Lucha Libre Wrestler 1 episode, 2006
- Travis Stevens
- Â Museum Security Guard 1 episode, 2006
- Gustavo Gomez
- Â Mystery Boy 1 episode, 2006
- Boce Robinson Mitchell
- Â Mrs. English 1 episode, 2006
- Chelsea Colwell
- Â Student 1 episode, 2006
- Akop Aktsiohlu
- Â Boo Mask Kid 1 episode, 2006
- Aliya Stuart
- Â Lila Brady 1 episode, 2006
- Cameron Lucas
- Â Boy #2 1 episode, 2006
- Tara Marie Kirk
- Â Goth Girl 1 episode, 2006
- Derrick Fagins Jr.
- Â Sixth Grader 1 episode, 2006
- Jeremy Johnson
- Â Handsome Kid 1 episode, 2006
- Rodney Banks
- Â Hip Hop Kid 1 episode, 2006
- Mary Warren
- Â Architect 1 episode, 2006
- Meghan N. Shaw
- Â June 1 episode, 2006
- Ivan Hernandez
- Â Boy #1 1 episode, 2006
- Lyn Moore
- Â Deep Voiced Kid 1 episode, 2006
- Joanne K. Lee
- Â Dartmouth 1 episode, 2006
- Aimee Teegarden
- Â Girl #2 1 episode, 2007
- Charles Napier
- Â Seargent Guard 1 episode, 2007
- Alan Thicke
- Â Hal E. Burton 1 episode, 2007
- Emily Alabi
- Â Female Salsa Dancer #3 1 episode, 2007
- Fabio
- Â Fabio 1 episode, 2007
- Connie Sawyer
- Â June 1 episode, 2007
- Josh Server
- Â Speedy Delivery Guy 1 episode, 2007
- Ned Rolsma
- Â Tall Gallery Guy 1 episode, 2007
- Wyni Landry
- Â Garden Girl #1 1 episode, 2007
- Neva Howell
- Â Alien Abduction Woman 1 episode, 2007
- Rich Ceraulo Ko
- Â Speech 1 episode, 2007
- JJ Snyder
- Â Lovely Assistant 1 episode, 2007
- Rome Kanda
- Â Samurai 1 episode, 2007
- Judy Tenuta
- Â Mrs. Holler 1 episode, 2007
- Adria Dawn
- Â Memory 1 episode, 2007
- Veronica Sixtos
- Â Girl #3 1 episode, 2007
- Richard Cansino
- Â Mr. Phorchin 1 episode, 2007
- Jessica D. Stone
- Â Garden Girl #3 1 episode, 2007
- Aaron Brumfield
- Â Motor 1 episode, 2007
- Ivy Malone
- Â Garden Girl #2 1 episode, 2007
- Lisa Lewolt
- Â Sheila 1 episode, 2007
- Alison Faulk
- Â Female Salsa Dancer #2 1 episode, 2007
- Brian Patrick Mulligan
- Â Mr. Baumgarten 1 episode, 2007
- Bob Sattler
- Â Vendor 1 episode, 2007
- Vera R. Taylor
- Â Mrs. Phorchin 1 episode, 2007
- Rob Steiner
- Â Handwriting Expert 1 episode, 2007
- Molly Hyde
- Â Mary-Bell Lewis 1 episode, 2007
- Gustavo Vargas
- Â Male Salsa Dancer #2 1 episode, 2007
- Nathaniel Lee Jr.
- Â Guard #3 1 episode, 2007
- Olivia Dawn York
- Â Sarah Gothman 1 episode, 2007
- Michelle Paré
- Â Faymen Fan #3 1 episode, 2007
- Lauren Rigau
- Â Lenore 1 episode, 2007
- Kevin Buitrago
- Â Kid 1 episode, 2007
- Charles Shen
- Â Thief #1 1 episode, 2007
- Phillip Attmore
- Â Salsa Cookie Double 1 episode, 2007
- Lance Alercon
- Â Brody 1 episode, 2007
- Madden Page
- Â Contractor 1 episode, 2007
- Helena Oda
- Â Ann / ... 1 episode, 2007
- Alyssa Hernandez
- Â Cute Girl 1 episode, 2007
- Yoshi Tomo Kaneda
- Â Samurai 1 episode, 2007
- Ron Patrick
- Â Marc Downer 1 episode, 2007
- Mike Nelson
- Â Wrestler 1 episode, 2007
- Takuji Kuramoto
- Â Samurai 1 episode, 2007
- Ryan Taylor Hanson
- Â Male Salsa Dancer #1 1 episode, 2007
- Willie Watana
- Â Male Salsa Dancer #3 1 episode, 2007
- Cindy Escandon
- Â Pretty Girl #2 1 episode, 2007
- Kaitlin Wright
- Â Female Salsa Dancer #1 1 episode, 2007
- Victor Tang
- Â Samurai 1 episode, 2007
- Austin Butler
- Â Zippy Brewster (uncredited) 41 episodes, 2005-2007
- PJ Fellows
- Â Little Kid / ... (uncredited) 2 episodes, 2006-2007
- Colin Thomas Jennings
- Â Unicyclist (uncredited) 1 episode, 2004
- Kelly Donahue
- Â 5) / ... (uncredited) 1 episode, 2004
- Courtney Halverson
- Â Student Passing Note (uncredited) 1 episode, 2005
- Susanne Blakeslee
- Â Wanda (uncredited) 1 episode, 2005
- Diego DiGiovanni
- Â Student (uncredited) 1 episode, 2005
- Charles F. FitzSimons
- Â Principle Applicant (uncredited) 1 episode, 2006
- Gary Stella
- Â Socialite Art Collector #1 (uncredited) 1 episode, 2006
- Amber Hay
- Â Party Girl (uncredited) 1 episode, 2007
- Bryan Lugo
- Â Zemo Posse (uncredited) 1 episode, 2007
- Michael Swiney
- Â Bouncer (uncredited) 1 episode, 2007
- Mandana Rothschild
- Â Geeky Girl (uncredited) 1 episode, 2007
- Gregor Collins
- Â Bouncer (uncredited) 1 episode, 2007