- Marnie McPhail
- Â Maria Wong 71 episodes, 2001-2005
- Alicia Silverstone
- Â Sharon Spitz 54 episodes, 2001-2003
- Vince Corazza
- Â Alden Jones 51 episodes, 2001-2005
- Dan Petronijevic
- Â Adam Spitz 50 episodes, 2001-2005
- Tamara Bernier
- Â Mom / ... 47 episodes, 2001-2005
- Peter Oldring
- Â Connor MacKenzie / ... 47 episodes, 2001-2005
- Daniel DeSanto
- Â Brock Leighton 43 episodes, 2001-2005
- Michael Cera
- Â Josh Spitz 42 episodes, 2001-2005
- Katie Griffin
- Â Nina Harper 40 episodes, 2001-2005
- Emily Hampshire
- Â Alyson Malitski 31 episodes, 2001-2005
- Stacey DePass
- Â Sharon Spitz / ... 21 episodes, 2001-2005
- John Robinson
- Â Richard Spitz / ... 12 episodes, 2001-2005
- Raoul Bhaneja
- Â Dion / ... 6 episodes, 2002-2004
- Elisa Moolecherry
- Â Hannah Corbett 6 episodes, 2001-2005
- Dwayne Hill
- Â Dentist / ... 3 episodes, 2001-2003
- Angela Schijf
- Â Sharon Spitz 3 episodes, 2001
- Lottie Hellingman
- Â Maria Wong 3 episodes, 2001
- Lex Passchier
- Â Cornel Meesters 3 episodes, 2001
- Anneke Beukman
- Â Nina Hamburg 3 episodes, 2001
- Hein van Beem
- Â Dion Drost 3 episodes, 2001
- Henk Dikmoet
- Â Roy Lighthart 3 episodes, 2001
- Jan Nonhof
- Â Principal 3 episodes, 2001
- Kiki Koster
- Â Alice Voorveld 3 episodes, 2001
- René Vernout
- Â Richard Spitz 3 episodes, 2001
- Marjolein Algera
- Â Joost Spitz 3 episodes, 2001
- Patrick van Balen
- Â David 3 episodes, 2001
- Miguel Heilbron
- Â Aron Drost 3 episodes, 2001
- Leo Richardson
- Â Sharon's Grandpa 3 episodes, 2001
- Sanderien van Rooy
- Â Helen Spitz 3 episodes, 2001
- Ajolt Elsakkers
- Â Adam Spitz 3 episodes, 2001
- Kristin Booth
- Â Evie 2 episodes, 2002-2005
- Annick Obonsawin
- Â Sally / ... 1 episode, 2001-2005
- Brooke D'Orsay
- Â Claire 2 episodes, 2005
- Alexander Conti
- Â Dylan 1 episode, 2001
- Jordan Allison
- Â Marvin 1 episode, 2003
- Maryke Hendrikse
- Â Genesis 1 episode, 2003
- Tajja Isen
- Â Girl 1 episode, 2003
- Karl Hughes
- Â Various 1 episode, 2004
- Michelle Monteith
- Â Petra 1 episode, 2005
- Rob Tinkler
- Â Griffin (uncredited) 5 episodes, 2003-2005
- Laurie Elliott
- Â Marlo (uncredited) 4 episodes, 2002-2005
- Carolyn Scott
- Â Mrs. Harper (uncredited) 3 episodes, 2001-2005
- William Colgate
- Â Mr. Melamed (uncredited) 3 episodes, 2002-2003
- Allegra Fulton
- Â Georgina (uncredited) 3 episodes, 2003-2005
- Joseph Motiki
- Â Isaac (uncredited) 2 episodes, 2002-2003
- Ellen-Ray Hennessy
- Â Susan Clark (uncredited) 2 episodes, 2003-2004
- Neil Crone
- Â Mr. Beardsley (uncredited) 1 episode, 2001
- Denis Akiyama
- Â Mr. Ling (uncredited) 1 episode, 2001
- Philip Williams
- Â Mr. MacKenzie (uncredited) 1 episode, 2001
- Karen Hines
- Â Tattoo Artist (uncredited) 1 episode, 2001
- Novie Edwards
- Â Janice (uncredited) 1 episode, 2001
- Paul O'Sullivan
- Â Alden's Uncle (uncredited) 1 episode, 2001
- Kristina Nicoll
- Â Yoga Instructor (uncredited) 1 episode, 2001
- Tracey Moore
- Â Rachel (uncredited) 1 episode, 2001
- Oscar Hsu
- Â Mr. Wong (uncredited) 1 episode, 2001
- Bryn McAuley
- Â Girl #2 (uncredited) 1 episode, 2002
- Julie Lemieux
- Â Baby Ethan (uncredited) 1 episode, 2002
- Carla Collins
- Â Belinda Lightburn (uncredited) 1 episode, 2002
- Tony Daniels
- Â Bully #2 (voice) / ... (uncredited) 1 episode, 2002
- Jayne Eastwood
- Â Mitzi (uncredited) 1 episode, 2003
- Harvey Atkin
- Â Mr. Stone (uncredited) 1 episode, 2003
- Ron Pardo
- Â Dog Walker (uncredited) 1 episode, 2003
- Christian Potenza
- Â Hockey Player #4 (uncredited) 1 episode, 2003
- Susan Roman
- Â Veterinarian (uncredited) 1 episode, 2003
- Terri Hawkes
- Â Marcia (uncredited) 1 episode, 2003
- Adrian Truss
- Â Mr. Teversham (uncredited) 1 episode, 2003
- Richard Binsley
- Â Mr. Lombardi (uncredited) 1 episode, 2003
- Kathryn Greenwood
- Â Julia (uncredited) 1 episode, 2005
- Jill Frappier
- Â Bitsy Langford (uncredited) 1 episode, 2005
- Megan Fahlenbock
- Â Lainie (uncredited) 1 episode, 2005
- Sean McCann
- Â Mr. Corbett (uncredited) 1 episode, 2005
- Stuart Stone
- Â Taylor Knight (uncredited) 1 episode, 2005
- Drew Nelson
- Â Alex (uncredited) 1 episode, 2005
- Linda Ballantyne
- Â Ms. Rivers (uncredited) 1 episode, 2005
- Lyon Smith
- Â Cody (uncredited) 1 episode, 2005
- Austin Di Iulio
- Â Pablo (uncredited) 1 episode, 2005