Christopher Showerman as George

Julie Benz as Ursula

Angus T. Jones as George Jr.

Thomas Haden Church as Lyle Van de Groot

Christina Pickles as Beatrice Stanhope

John Cleese as An Ape Named 'Ape' (voice)

Michael Clarke Duncan as Mean Lion (voice)

John Kassir as Rocky / Armando (voice)

Kevin Greutert as Tookie (voice)

Keith Scott as Narrator (voice)

Kelly Miracco as Betsy

Kirstie Hutton as Tiffany

Chelsea Gibb as Courtney

Richard Mueck as Ape

Erika Heynatz as Kowalski

Marjean Holden as Sally

Lydell M. Cheshier as Bateke

Abdoulaye N'Gom as Kip

Lamont Thompson as N'Dugu

Kerry Casey as Grouchy Gorilla

Marco Sinigaglia as Dopey Gorilla

Shaun Mackay as Happy Gorilla

Kevin Michael Richardson as Grouchy Ape / Chimp (voice)

Tress MacNeille as Tiger (voice)

Dee Bradley Baker as Water Buffalo / Little Monkey (voice)

Dean Vegas as Elvis Impersonator

Paul Wayne as Kenny Rogers Impersonator

Daniel Seeto as Ancient Asian Man

Peta Sergeant as Attractive Woman

Jeff McTaggart as Helicopter Pilot

Samuel Heyburn as Helicopter Cop

Tony Bellette as Tourist Man

Gavin Coleman as Beehive Dozer Driver

Bryon Williams as Doctor Kerner

Jai Taylor as Charlie

Joey Nickles as Man at Craps Table

Peter Moore as Waiter

Rick Attard as Removalist

Keith S. Bullock as Security Guard

Simon Burvill-Holmes as Security Guard

Chris Cruickshanks as Little Person Under Table

Joan Hatton as Granny

Lee James as Man Near Pool

Eric Thill as Dastardly Disciple

Amy Pursehouse as Flight Attendant

Jordan Kerner as Airline Passenger

Audrey Wells as Airline Passenger

David Hoberman as Airline Passenger

Scooper as Tookie

Louis Smith as Guard

Michael Moore as Guard

Nicole Payten-Betts as Ape Singer

Rachel Kayrooz as Ape Singer

Belinda Rose as Ape Singer

William Deer as Oompah Band Member

Gary Lawrence as Oompah Band Member

Primo Pin as Oompah Band Member

Leanne Ludwig as Oompah Band Member

Sandy Attwater as Oompah Band Member