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Season guide

Secrets of the Dead: Season 21

6 episodes Premiered Oct 25, 2023 Updated Oct 2, 2026
Previously on Secrets of the Dead

Season 21 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of Secrets of the Dead Season 20.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 21 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 21 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 21: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

67%
33%
Mytharc (4): Crucial lore & season climaxes
Core (2): Character development & subplots
Side Quest (0): Standalone / filler
S21·E1 Mytharc

Eiffel's Race to the Top

Oct 25, 2023 · 55 min

Find out about the race to build Paris’ most famous landmark when two men vied to be the first to build a monument 1,000 feet tall. See how one man’s vision transformed the Paris s

S21·E2 Core

Death in Britannia

Nov 1, 2023 · 55 min

Uncover what happens when archaeologists study a skeleton found with an iron nail through its heel bone, suggesting the person was the victim of crucifixion in Roman-occupied Brita

S21·E3 Mytharc

The Princes in the Tower

Nov 22, 2023 · 55 min

Find out if one of history’s greatest cold cases—the imprisonment of two princes in the Tower of London—can finally be solved. Their disappearance led to centuries of mystery and s

S21·E4 Core

Returning to Babylon

Oct 2, 2024 · 55 min

A moving story of a people reclaiming their cultural heritage after an occupying force tried to erase it. Priceless artifacts from the Assyrian Empire were destroyed during the Isi

S21·E5 Mytharc

Mozart's Sister

Oct 9, 2024 · 55 min

Maria Anna Mozart was a musical prodigy just like her younger brother Wolfgang. Although the children toured Europe together, once Maria Anna came of age, she was left behind while

S21·E6 Mytharc

The Herculaneum Scrolls

Oct 16, 2024 · 55 min

Making headlines around the world, Brent Seales and his team of computer scientists set out on a mission to read the 2,000-year-old carbonized scrolls found in the remains of a vil

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