Hey Arnold! The Movie (2002) - Cast

Francesca Smith as Helga/Deep Voice
Dan Castellaneta as Grandpa/Nick Vermicelli
Tress MacNeille as Grandma/Mayor Dixie/Red
Paul Sorvino as Scheck
Jennifer Jason Leigh as Bridget
Christopher Lloyd as Coroner
Justin Shenkarow as Harold Berman
Olivia Hack as Rhonda Wellington Lloyd
Spencer Klein as Arnold
Jamil Walker Smith as Gerald/Rasta Guy
Vincent Schiavelli as Mr. Bailey
Maurice LaMarche as Big Bob/Head