Ranked #6 of 10 in Season 3•−0.1 vs season avg
A rescue party makes a terrifying discovery while attempting to save villagers from a pack of hideous hyena-like creatures.
Aaron LaPlante
Spear (voice)
Genndy Tartakovsky
Writer
Genndy Tartakovsky
Director
Mark Andrews
Writer
Genndy Tartakovsky
Storyboard Artist
Mark Andrews
Storyboard Artist
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"Cavern of Horrors" is episode 6 of Primal season 3. It scored 8.2/10 from 573 votes, ranking #6 of 10 episodes this season (season average 8.3). Directed by Genndy Tartakovsky and written by Genndy Tartakovsky, Mark Andrews, it aired on February 15, 2026.
