While on the cruise ship Dennis, Joey, Margaret, and Ruff find a princess who is being hypnotized, meanwhile two crooks are after the ring the princess wears.
| Actor | Role |
|---|---|
 Tom ArnoldMr. George Wilson (voice) | Mr. George Wilson (voice) |
 Jim ByrnesKraigor (voice) | Kraigor (voice) |
 Garry ChalkHector (voice) | Hector (voice) |
 Jeannie EliasJoey / Margaret (voice) | Joey / Margaret (voice) |
 Maurice LaMarcheHenry Mitchell (voice) | Henry Mitchell (voice) |
 Marilyn LightstoneAlice Mitchell / Martha Wilson (voice) | Alice Mitchell / Martha Wilson (voice) |
 Richard NewmanJinks (voice) | Jinks (voice) |
 Tabitha St. GermainLiana (voice) | Liana (voice) |
 Lee TockarRuff (voice) | Ruff (voice) |