• 
  Brian Ward

  regizor

• 
  Alan Cumming

  Bruno the Bear (unknown episodes)
• 
  Simon Callow

  Wolfgang the Wolf (unknown episodes)
• 
  Vivien Endicott Douglas

  Marnie McBride
• 
  Tony Donaldson

  Toledo
• 
  David McKay

  McTaggart
• 
  Gordon Tootoosis

  Nathaniel (unknown episodes, 2005)
• 
  Rik Mayall

  Edwin the Eagle (unknown episodes)

• 
  Siobhan Redmond

  Ailsa the Adder (unknown episodes)
• 
  Peter Mullan

  Michael Scot (unknown episodes)
• 
  Paul Coeur

  Grandpa (unknown episodes, 2005)
• 
  Jason Connery

  Dad (unknown episodes)
• 
  Frances Low

   Ms. MacKay (7 episodes, 2004)
• 
  Bill Paterson

   Storyteller (13 episodes, 2004)
• 
  Krystina Coates

   Laura (10 episodes, 2004)

• 
  Sean Young

   Stewart (6 episodes, 2004)
• 
  Nathaniel Arcand

   Cousin Henry (13 episodes, 2005)
• 
  Elisabeth Harmer

   Kid #2 (13 episodes, 2005)
• 
  Vanessa Holmes

   Flight Attendant (13 episodes, 2005)
• 
  Peter Strand Rumpel

   Edinburgh Airport Security Officer (13 episodes, 2005)
• 
  Sammy Simon

   Stone Bear (13 episodes, 2005)
• 
  Natascha Girgis

   Aurora Dexter (13 episodes, 2005)
• 
  Sanjeev Kohli

   Mr. Kasmani (13 episodes, 2004)
• 
  Kelsey Collins

   Becky (13 episodes, 2004)
• 
  Jessica Knights

   Carlie (13 episodes, 2005)
• 
  Forrest Eaglespeaker

   Steve (13 episodes, 2005)
• 
  Kyle Daly

   Kid #1 (13 episodes, 2005)
• 
  Cassidy Waring

   Camp Girl (13 episodes, 2005)
• 
  Kyle Daly

   Kid #1 (13 episodes, 2005)
• 
  Anthony Donaldson

  10 episodes, 2004