Subspace Radio Episode 47: Cave episodes (LD 4×08 Caves)

Kev & Rob get stuck in a cave and are forced to pass the time awaiting rescue discussing "Caves". As their supplies dwindle, they plumb the hidden depths of other cave-based episodes from Star Trek history, including "The Devil in the Dark" (TOS), "Heart of Stone" (DS9), "Final Mission" (TNG), and "Waltz" (DS9).