The UnXplained S7E15 — Terrors of the Deep

7.7

The UnXplained•Season 7•Episode 15

Terrors of the Deep

7.7/10 · 29 votesOct 3, 202542 min

Ranked #13 of 18 in Season 7•−0.1 vs season avg

Discussion

Stories of unidentified creatures living deep beneath the surface of oceans and lakes include sightings of giant sharks, prehistoric serpents, and even razor-toothed mermaids.

Previous episodeE14 · Strange Tales from the American Frontier Next episodeE16 · Unlocking the Sixth Sense

Seasons8

All 1 2 3 4 5 6 7 8

Season 7 Episodes18

E1 8.1

The Golden Age of Pirates

E2 8.0

Impossible Ancient Inventions

The Lost

Alien Contagion

Ancient Bible Relics

Islands of the Damned

E7 8.0

Tales From Antarctica

Robot Revolution

Secret Societies

Secrets of the Spies

Secrets of the Civil War

E12 7.8

Mysterious Urban Legends

E13 7.7

Mad Scientists

E14 7.9

Strange Tales from the American Frontier

E15 7.7Now viewing

Terrors of the Deep

E16 7.2

Unlocking the Sixth Sense

No image

E17 7.5

The World's Deadliest Assassins

No image

E18 7.8

Mysteries of the Underground

Cast1

William Shatner

Self - Host

Discussion

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Episode Summary

"Terrors of the Deep" is episode 15 of The UnXplained season 7. It scored 7.7/10 from 29 votes, ranking #13 of 18 episodes this season (season average 7.8). It aired on October 3, 2025.

Next: E16 · Unlocking the Sixth Sense Best of Season 7