A violent thunderstorm has Tarzan, Jane, and the rest of the gorilla family seeking shelter in nearby caves. When they reach the cave, they believe that they are safe, but they have chosen the same cave that the banished gorilla named Tublat lives in. Tarzan is no physical match for Tublat, but using his superior cunning and ingenuity he manages to defeat him.
- Michael T. Weiss as Tarzan
- Olivia d'Abo as Jane Porter
- Jeff Bennett as Archimedes Q. Porter
- Jim Cummings as Tantor
- April Winchell as Terk
- Keith David as Tublat
- Susanne Blakeslee as Kala
- Lance Henriksen as Kerchak
- Erik von Detten as Flynt
- Jason Marsden as Mungo
- Kath Soucie
- Frank Welker
- This episode features the first appearance of Tublat.
- Given that this episode depicts the family's first encounter with Tublat since his banishment, it likely belongs chronologically among the first few episodes in the series.
- This episode shows the running gag regarding Terk's gender, everyone mistaking her to be male and are surprised to learn she is actually female.
- Jane's mother is mentioned in this episode.