Hey Arnold!

66
Dan Castellaneta

as Arnold's Grandpa

72
Tress MacNeille

as Arnold's Grandma

57
Kath Soucie

as Miriam Pataki

40
Olivia Hack

as Rhonda Wellington Lloyd

41
Jamil Walker Smith

as Gerald Johanssen

44
Anndi McAfee

as Phoebe Heyerdahl

39
Francesca Marie Smith

as Helga Pataki

67
Craig Bartlett

as Brainy

41
Lane Toran

as Arnold

About Hey Arnold!

About

A young football-headed boy lives in a boarding house with his grandparents in Brooklyn, New York. The show ran for five seasons and aired a total of 100 episodes. 

Trivia

The character of Arnold is based on a character created by Craig Bartlett while he was working on Pee-wee's Playhouse. The show launched a feature film in 2002 called Hey Arnold!: The Movie.