• 
  Chris Parnell

  primarul / Eternitron
• 
  John DiMaggio

   Narrator / ... (16 episodes, 2011)
• 
  Kyle Kaplan

  Horace
• 
  Ben Jones

   Alfe / ... (16 episodes, 2011)
• 
  Ben Jones

  16 episodes, 2011
• 
  George Takei

  Mr. Konishi
• 
  Mark Hamill

  Badcat
• 
  Jaleel White

  K-999

• 
  Pamela Adlon

  Sweetie Creame
• 
  James Avery

  Ninja Master Head
• 
  Eric Bauza

  Dork Face
• 
  Rich Fulcher

  Lidget the Zoo Keeper
• 
  Bronson Pinchot

  AI
• 
  Kevin Michael Richardson

  Wendigo
• 
  Paul Scheer

  Tony Marv