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Best Documentary TV Series of the 2020s

Top 500 most popular Documentary series that started in the 2020s

All Documentary series All series from the 2020s
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Genres as assigned by IMDb. Selecting several means a show must match all of them.

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Rating patterns, computed from IMDb episode-rating trajectories. Deliberately strict: only shows with an unmistakable pattern carry one, so expect small numbers.

Rating patterns

Taste tags, judged by our AI taste model. They cover the 5,000 most-rated shows.

Tone & mood
Pacing & structure
Humor style
Themes & subject matter
Characters & perspective
Emotional payoff
Craft & style
Format & audience
Viewing-culture clusters
Intensity & content character
500 series (top 500 shown)

Fred & Rose West: A British Horror Story

★ 6.6
6K 3 2025–2025
True crime · Disturbing · Bleak

Bad Surgeon: Love Under the Knife

★ 7.2
6K 3 2023–2023
True crime · Docuseries

Modern Masters

★ 7.4
6K 1 2024–present
Docuseries

Crime Scene: The Times Square Killer

★ 6.5
6K 3 2021–2021
True crime · Docuseries

Meltdown: Three Mile Island

★ 6.8
6K 4 2022–2022
Docuseries · Tight limited run

Long Way Up

★ 8.2
6K 11 2020–2020
Docuseries

Tour de France: Unchained

★ 8.1
6K 24 2023–2025
Sports · Docuseries · Adrenaline

Quarterback

★ 8.0
6K 23 2023–present
Sports · Docuseries

Crime Scene: The Texas Killing Fields

★ 6.6
6K 3 2022–2022
True crime · Docuseries

Age of Samurai: Battle for Japan

★ 7.4
6K 6 2021–present
Real history · Docuseries

History of Swear Words

★ 6.4
6K 6 2021–2021
Episodic · Raunchy · Easy watching

Worst Ex Ever

★ 7.2
6K 8 2024–present
True crime · Docuseries

Should I Marry a Murderer?

★ 6.4
6K 3 2026–2026
True crime · Docuseries

Cold Case: Who Killed JonBenét Ramsey

★ 6.8
6K 3 2024–2024
True crime · Docuseries

9/11: One Day in America

★ 9.2
6K 6 2021–2021
Docuseries · Emotionally heavy

American Manhunt: O.J. Simpson

★ 7.5
6K 4 2025–2025
True crime · Docuseries

The Ferragnez

★ 6.2
6K 15 2021–2023
Lifestyle reality

Dancing for the Devil: The 7M TikTok Cult

★ 6.1
6K 3 2024–2024
Docuseries · True crime

Limitless

★ 8.0
6K 9 2022–2025
Docuseries · Nature & science

Escaping Twin Flames

★ 6.7
6K 3 2023–2023
Docuseries · Disturbing

You Are What You Eat: A Twin Experiment

★ 6.1
6K 4 2024–2024
Docuseries · Food & cooking

Harry & Meghan: The Complete Story

★ 2.9
6K 3 2022–2022
Docuseries · Royalty & aristocracy

Ashley Madison: Sex, Lies & Scandal

★ 6.2
6K 3 2024–2024
Docuseries · Secrets & lies

Monsters Inside: The 24 Faces of Billy Milligan

★ 6.3
5K 4 2021–2021
True crime · Docuseries
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