• 
  David Grossman

  regizor

• 
  Jordan Moffet

  scenarist

• 
  Julie Benz

  Ursula
• 
  Angus T. Jones

  George Jr
• 
  Christopher Showerman

  George
• 
  Thomas Haden Church

  Lyle Van de Groot
• 
  Christina Pickles

  Beatrice Stanhope
• 
  John Cleese

  Ape (voce)

• 
  Audrey Wells

  Airline Passenger
• 
  Jordan Kerner

  Airline Passenger
• 
  David Hoberman

  Airline Passenger
• 
  Michael Clarke Duncan

  Mean Lion
• 
  Abdoulaye NGom

  Kip
• 
  Tress MacNeille

  Tiger
• 
  Dee Bradley Baker

  Water Buffalo/Little Monkey

• 
  Kevin Michael Richardson

  Grouchy Ape/Chimp
• 
  John Kassir

  Voice of Rocky/Armando
• 
  Erika Heynatz

  Kowalski
• 
  Marjean Holden

  Sally
• 
  Kevin Greutert

  Tookie
• 
  Richard Mueck

  Ape
• 
  Chris Cruickshanks

  Little Person Under Table
• 
  Paul Wayne

  Kenny Rogers Impersonator