S03E33
Biosquare
Dec 7, 1998 · 11 min
8.0Cast
Phillip Van Dyke
Arnold (voice)
Francesca Marie Smith
Helga Pataki (voice)
Jamil Walker Smith
Gerald Johanssen (voice)
Dan Castellaneta
Grandpa Phil (voice)
Lane Toran
Arnold (voice)
Christopher Walberg
Stinky Peterson (voice)
Steve Viksten
Oskar Kokoshka (voice)
Tress MacNeille
Miss Slovak (voice)