Sherman must learn how to deal with his changing family situation with the help of his good friend Corny.
| Actor | Role |
|---|---|
 Richard Steven HorvitzCorny | Corny |
 Jarrett LennonSherman | Sherman |
 Dick Van PattenGrandpa | Grandpa |
 Florence HendersonDr. Munsenburger | Dr. Munsenburger |
 Lisa PesciaMom | Mom |
 James Healy Jr.Dad | Dad |
| KKyndra Joy CasperMelanie | Melanie |
 Brenda GrateCourtney | Courtney |
| KKaren Ann WelchJulie | Julie |
| AAndrew Amic-AngeloPaperboy | Paperboy |