• 
  Grant Brown

  regizor
• 
  Richard Jasek

  regizor

• 
  Andre de Vanny

  Toby Johnson
• 
  Nicholas Bell

  Virgil Bailey (1 episode)
• 
  Saskia Burmeister

  Dina
• 
  Bridget Neval

  Elizabeth
• 
  Benjamin Schmideg

  Russell
• 
  Cleopatra Coleman

  Emma Hellman

• 
  Sage Butler

  Amelia (1 episode, 2004)
• 
  Geneviève Picot

  Principal Alexa Vyner (unknown episodes, 2003)
• 
  Nikolai Nikolaeff

  Jack Bailey (26 episodes, 2004-2006)
• 
  Matylda Buczko

   Nikki Bailey (26 episodes, 2005-2006)
• 
  Brook Sykes

  Garth King
• 
  Robert van Mackelenberg

  Prof. Carl Tesslar (2003-)
• 
  Greta Larkins

   Sacha Johnson (26 episodes, 2005-2006)

• 
  Emma Leonard

   Verity McGuire (52 episodes, 2004-2006)
• 
  Lee Monik

   Sean (2003-) / ... (24 episodes, 2004)
• 
  Anya Trybala

   Bianca (2003-) / ... (24 episodes, 2004)
• 
  Cara Foley

   Claire (26 episodes, 2004)
• 
  Lucy Machancock

   Jade (2003-2004) (25 episodes, 2004)