• 
  Ian James Corlett

   Martin Fenwick (26 episodes, 1999-2001)
• 
  Sharon Alexander

   Guest Voice (26 episodes, 1999-2001)
• 
  Gillian Barber

   Guest Voice (26 episodes, 1999-2001)
• 
  Kathleen Barr

   Guest Voice (26 episodes, 1999-2001)
• 
  Jo Bates

   Newscaster (26 episodes, 1999-2001)
• 
  Lisa Ann Beley

   Guest Voice (26 episodes, 1999-2001)
• 
  Campbell Lane

   Guest Voice (26 episodes, 1999-2001)
• 
  Ewan 'Sudsy' Clark

   Guest Voice (26 episodes, 1999-2001)

• 
  Jennifer Copping

   Deidre (26 episodes, 1999-2001)
• 
  Bernard Cuffling

   Guest Voice (26 episodes, 1999-2001)
• 
  Michael Dobson

   Guest Voice (26 episodes, 1999-2001)
• 
  Paul Dobson

   Guest Voice (26 episodes, 1999-2001)
• 
  Erin Fitzgerald

   Guest Voice (26 episodes, 1999-2001)
• 
  Vincent Gale

   Guest Voice (26 episodes, 1999-2001)
• 
  Merrilyn Gann

   Guest Voice (26 episodes, 1999-2001)

• 
  Christopher Gaze

   Guest Voice (26 episodes, 1999-2001)
• 
  Mackenzie Gray

   Guest Voice (26 episodes, 1999-2001)
• 
  Jason Gray-Stanford

  Sherlock Holmes
• 
  Jeff Gulka

   Guest Voice (26 episodes, 1999-2001)
• 
  Philip Maurice Hayes

   Guest Voice (26 episodes, 1999-2001)
• 
  Adam Henderson

   Guest Voice (26 episodes, 1999-2001)
• 
  Saffron Henderson

   Guest Voice (26 episodes, 1999-2001)
• 
  Terry Klassen

   Guest Voice (26 episodes, 1999-2001)
• 
  Viv Leacock

  Wiggins
• 
  Blu Mankuma

   Guest Voice (26 episodes, 1999-2001)
• 
  Cusse Mankuma

   Guest Voice (26 episodes, 1999-2001)
• 
  Scott McNeil

   Guest Voice / ... (26 episodes, 1999-2001)
• 
  Maxine Miller

   Guest Voice (26 episodes, 1999-2001)
• 
  Akiko Morison

  Inspector Beth Lestrade
• 
  Lachlan Murdoch

   Guest Voice (26 episodes, 1999-2001)
• 
  Richard Newman

  Professor James Moriarty
• 
  John Payne

  Dr. John Watson
• 
  Jane Perry

   Guest Voice (26 episodes, 1999-2001)
• 
  Tamara Phillips

   Guest Voice (26 episodes, 1999-2001)
• 
  Gerard Plunkett

   Guest Voice (26 episodes, 1999-2001)
• 
  Laara Sadiq

   Guest Voice (26 episodes, 1999-2001)
• 
  William Samples

  Chief Inspector Greyson
• 
  Alvin Sanders

   Guest Voice (26 episodes, 1999-2001)
• 
  Malcolm Stewart

   Guest Voice (26 episodes, 1999-2001)
• 
  Simon Webb

   Guest Voice (26 episodes, 1999-2001)
• 
  Peter Wilds

   Guest Voice (26 episodes, 1999-2001)
• 
  Ken Williams

   Guest Voice (26 episodes, 1999-2001)
• 
  Dale Wilson

   Guest Voice (26 episodes, 1999-2001)