• 
  Michael Edens

  scenarist
• 
  Pat Allee

  scenarist
• 
  Eleanor Burian-Mohr

  scenarist
• 
  Phil Harnage

  scenarist
• 
  Ben Hurst

  scenarist
• 
  Terence Taylor

  scenarist

• 
  Maurice LaMarche

  Athair
• 
  Michael Donovan

  Argus

• 
  Jaleel White

  Manic
• 
  Joan Gerber

  Lady Windimere
• 
  Nick Jameson

  Destructo
• 
  Garry Chalk

  Dr. Ivo Robotnik
• 
  Jennifer Hale

  Lydia (1 episode)
• 
  Lindsay Ridgeway

  Voci adiţionale (episoade necunoscute)
• 
  Dee Bradley Baker

  Chomps the Dinosaur  (2 episodes)

• 
  Tara Strong

  Voci adiţionale (episoade necunoscute)
• 
  Kevin Michael Richardson

  Jamal (1 episode)
• 
  Christopher Daniel Barnes

  Stripes (1 episode)
• 
  Philip Maurice Hayes

  Additional Voices  (unknown episodes)
• 
  Corey Feldman

  Voci adiţionale (episoade necunoscute)
• 
  Kim Hawthorne

  Voci adiţionale (episoade necunoscute)
• 
  Bobcat Goldthwait

  Amear (1 episode)
• 
  Jack Angel

  Gondar (1 episode)
• 
  Terry Klassen

  Voci adiţionale (episoade necunoscute)
• 
  Greg Cipes

  Voci adiţionale (episoade necunoscute)
• 
  Quinton Flynn

  Voci adiţionale (episoade necunoscute)
• 
  Ian James Corlett

  Cyrus  (unknown episodes)
• 
  Kathleen Barr

  Voci adiţionale (episoade necunoscute)
• 
  Matt Hill

  Additional Voices  (unknown episodes)
• 
  Sam Vincent

  Sonic (unknown episodes)
• 
  Brian Drummond

  Stripes (1 episode)
• 
  Blu Mankuma

  Robotisized People  (unknown episodes)
• 
  Adrian G. Griffiths

  (40 episodes, 1999-2000)
• 
  Merrilyn Gann

  (40 episodes, 1999-2000)
• 
  Tabitha St. Germain

   Additional Voices (40 episodes, 1999-2000)
• 
  Cusse Mankuma

   Additional Voices (40 episodes, 1999-2000)
• 
  Tyley Ross

  Manic
• 
  Lee Tockar

  (40 episodes, 1999-2000)
• 
  Stevie Vallance

  Sonia
• 
  Gail Webster

   Queen Aleena (40 episodes, 1999-2000)
• 
  Peter Wilds

  Dingo