Frank Welker

as George / Duck / Cow (voice)

Amy Hill

as Flower Pot Lady / Irate Woman (voice)

Ed O'Ross

as Ivan the Doorman (voice)

Carlos Alazraqui

as Newspaper Vendor / Conductor (voice)

Jeff Bennett

as Ted (voice)

Fred Tatasciore

as Mr. Bloomsberry (voice)

Nickie Bryar

as Maggie / Teenage Boy (voice)

Jamie Kennedy

as "Danno" Wolfe (voice)

Catherine Taber

as Tina (voice)

Tim Curry

as Piccadilly (voice)

Jeff McNeal

as Kayla / Hog / Tonga / Layla (voice)

Cree Summer

as Ms. Fisher / Cargo Pilot (voice)

Matt Lauer

as Hark Hanson (voice)

Melissa Greenspan

as Phone Operator (voice)

Jerry Lewis

as Stationmaster (voice)

Clint Howard

as Farmer Dan (voice)

Trupti Potdukhe

as Anna (voice)

Phil LaMarr

as Animal Park Attendant (voice)

Cam Clarke

as Additional Voices (voice)

Lara Cody

as Additional Voices (voice)

Greg Dawson

as Additional Voices (voice)

John Kassir

as Additional Voices (voice)

Cynthia Songé

as Additional Voices (voice)

Steve Staley

as Additional Voices (voice)