• 
  Justin Bradley

  Charley 'Zapman' Bones
• 
  Carrie Finlay

  Lily 'Princess Giant' Duncan
• 
  Emma Taylor-Isherwood

  Mona Parker
• 
  Gabrielle Lazarovitz

   Additional Voices (65 episodes, 1999-2003)
• 
  Al Gravelle

  65 episodes, 1999-2003
• 
  Melissa Altro

  65 episodes, 1999-2003
• 
  Terence Bowman

  65 episodes, 1999-2003
• 
  Ellen David

  65 episodes, 1999-2003

• 
  Michelle Heisler

  65 episodes, 1999-2003
• 
  John Koensgen

  65 episodes, 1999-2003
• 
  Jonathan Koensgen

  65 episodes, 1999-2003
• 
  Ricky Mabe

  65 episodes, 1999-2003
• 
  Michael O'Reilly

  65 episodes, 1999-2003
• 
  Terrence Scammell

  65 episodes, 1999-2003
• 
  Mark Trafford

  65 episodes, 1999-2003

• 
  Michael Yarmush

  65 episodes, 1999-2003
• 
  Jeremy Zafran

  65 episodes, 1999-2003
• 
  Helen King

  65 episodes, 1999-2003
• 
  Doug Price

  65 episodes, 1999-2003
• 
  Wyatt Bowen

  65 episodes, 1999-2003