Season Regulars 4

1. 

   Francesca Marie Smith

   Helga Pataki (voice)

2. 

   Jamil Walker Smith

   Gerald Johanssen (voice)

3. 

   Lane Toran

   Arnold (voice)

4. 

   Dan Castellaneta

   Grandpa Phil (voice)

Guest Stars 7

1. 

   Olivia Hack

   Rhonda Wellington Lloyd (voice)

2. 

   Justin Shenkarow

   Harold Berman (voice)

3. 

   Craig Bartlett

   Brainy (voice)

4. Sam Gifaldi

   Sid (voice)

5. 

   Tress MacNeille

   Grandma Gertie (voice)

6. 

   Lou Rawls

   Harvey (voice)

7. 

   Anndi McAfee

   Phoebe Heyerdahl / Ruth P. McDougal (voice)

Crew 4