Overview
The daily life of Arnold--a fourth-grader with a wild imagination, street smarts and a head shaped like a football.
Cast
- Spencer Klein as Arnold (voice)
- Francesca Marie Smith as Helga Pataki (voice)
- Jamil Walker Smith as Gerald Johanssen (voice)
- Olivia Hack as Rhonda Wellington Lloyd (voice)
- Anndi McAfee as Phoebe Heyerdahl (voice)
- Justin Shenkarow as Harold Berman (voice)
- Blake McIver Ewing as Eugene Horowitz (voice)
- Dan Castellaneta as Grandpa Phil (voice)