Francesca Marie Smith
Helga Pataki (voice) (38 eps)
Jamil Walker Smith
Gerald Johanssen (voice) (38 eps)
Lane Toran
Arnold (voice) (38 eps)
Dan Castellaneta
Grandpa Phil (voice) (38 eps)
Mayim Bialik
Maria (voice) (1 eps)
Elizabeth Ashley
Mrs. Vitello (voice) (1 eps)