David Grossman Director Christopher Showerman George Actor Julie Benz Ursula Actor Thomas Haden Church Lyle Van de Groot Actor Christina Pickles Beatrice Stanhope Actor Angus T. Jones George Jr Actor John Cleese Ape Actor Michael Clarke Duncan Mean Lion Actor Keith Scott Narrator Voice Jordan Moffet Writer Jordan Kerner Producer Gregg Hoffman Producer David Hoberman Executive Producer David Burr Cinematographer Alan Cody Film Editing J.A.C. Redford Original Music Stewart Burnside Production Design Daryl Porter Art Director Mandy Willaton Set Decoration Jean Marashlian Costume Design Jean Turnbull Costume Design Amy Lippens Casting Ann Robinson Casting