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The Best Episodes of Secrets of the Dead Season 23

Every episode of Secrets of the Dead Season 23 ranked from best to worst. Discover the Best Episodes of Secrets of the Dead Season 23!

Binge this in 5h 31m•Peaking at 7.5/10

Part detective story, part true-life drama, long-running series explores some of the most iconic moments in history to debunk myths and shed new light on past events. Using the latest investigative techniques, forensic science and

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Episode Rankings

  1. #1 Fan Favorite
    Secrets of the Dead Season 23 Episode 1 - The Rise & Fall of the Colosseum
    0.0/10(0 votes)

    #1 - The Rise & Fall of the Colosseum

    S23:E1

    The Colosseum: the jewel of Ancient Rome. It wowed vast crowds with extraordinary battles. It pushed the boundaries of technology. It exhibited Rome's vast wealth and power. Roman leaders spread the Colosseum's design throughout the Empire, and it helped them conquer the ancient world. But just as the structure embodied Rome's power, so too did it contribute to the Empire's downfall.

    Director:Unknown
    Writer:Unknown

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  2. Secrets of the Dead Season 23 Episode 2 - Cleopatra's Last Temple
    7.5/10(26 votes)

    #2 - Cleopatra's Last Temple

    S23:E2

    Just below the Mediterranean's surface, in Alexandria's harbor, lay the ruins of a mysterious ancient monument. For more than 20 years, French explorer Franck Goddio has been hoping to confirm these remains are a temple belonging to Cleopatra. If true, this discovery could reveal vital new information about Cleopatra's reign and her connection with the goddess Isis.

    Director:Unknown
    Writer:Unknown

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  3. Secrets of the Dead Season 23 Episode 3 - Cracking the Queen's Code
    0.0/10(0 votes)

    #3 - Cracking the Queen's Code

    S23:E3

    In early 2003, three amateur codebreakers announced they had successfully decoded the secret correspondence of one of the most tragic characters in European history: Mary, Queen of Scots. 57 encrypted letters detail the exiled queen's efforts to free herself from imprisonment and gain advantage over her rival, Queen Elizabeth. Now, after four centuries, Mary's urgent pleas can be revealed.

    Director:Unknown
    Writer:Unknown

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  4. Secrets of the Dead Season 23 Episode 4 - Chasing the Plague
    0.0/10(0 votes)

    #4 - Chasing the Plague

    S23:E4

    Follow scientists as they track down the earliest known bubonic plague victims in hopes of preventing future outbreaks, while historians and scholars explore the societal impact of the plague on medieval Europe. What happens when a third of a continent’s population is wiped out?

    Director:Unknown
    Writer:Unknown

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  5. Secrets of the Dead Season 23 Episode 5 - China's Bronze Kingdom
    0.0/10(0 votes)

    #5 - China's Bronze Kingdom

    S23:E5

    A mysterious ancient city lies hidden in the mountains of Sichuan—remnants of a kingdom consigned to oblivion for thousands of years, until the chance discovery of a jade artifact in 1986. More than 10,000 unusual items have been found at the site which experts believe may be as archaeologically important as the Terracotta Army of Xi'an. Could this be the capital of the ancient Shu kingdom?

    Director:Unknown
    Writer:Unknown

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  6. Secrets of the Dead Season 23 Episode 6 - Picturing Shakespeare
    0.0/10(0 votes)

    #6 - Picturing Shakespeare

    S23:E6

    There are only two accepted representations of William Shakespeare that are considered "official"—but could a portrait that has been hanging over a family's mantelpiece for the last 50 years be the third? British window washer Steven Wadlow, whose father bought the portrait in the 1960s, is on the hunt to prove the painting is indeed genuine. If so, it could be worth as much as $200 million.

    Director:Unknown
    Writer:Unknown

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    The 20 BEST Episodes of Secrets of the Dead

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Season 23 Ratings Summary

"The Rise & Fall of the Colosseum" is the best rated episode of "Secrets of the Dead" season 23. It scored /10 based on 0 votes. Directed by Unknown and written by Unknown, it aired on 10/8/2025. This episode is rated 7.5 points higher than the second-best, "Cleopatra's Last Temple".