Arnold and his friends must recover a stolen document in order to prevent the neighborhood from being bulldozed.
Spencer Klein
as Arnold (voice)
Francesca Marie Smith
as Helga Geraldine Pataki (voice)
Jamil Walker Smith
as Gerald Johanssen / Rasta Guy (voice)
Dan Castellaneta
as Grandpa 'Steely' Phil / Nick Vermicelli (voice)
Tress MacNeille
as Grandma Gertie 'Pookie' / Mayor Dixie / Red (voice)
Paul Sorvino
as Scheck (voice)
Jennifer Jason Leigh
as Bridget (voice)
Christopher Lloyd
as Coroner (voice)
Vincent Schiavelli
as Mr. Bailey (voice)
Maurice LaMarche
as Big Bob Pataki / Head of Security (voice)
Kath Soucie
as Miriam Pataki / Mona / Reporter (voice)
Christopher Walberg
as Stinky Petersen (voice)
