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Best Sci-Fi TV Series of the 2020s

Top 500 most popular Sci-Fi series that started in the 2020s

All Sci-Fi 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.

Decades

By first-air year. Several selections widen the range; a specific year narrows within its decade.

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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)

Rival Speak

★ 4.3
24 12 2020–present
Sci-Fi

Indemnity

★ 7.2
24 6 2021–present
Drama · Mystery · Sci-Fi

V rayu mest net

★ 7.9
24 6 2021–2021
Drama · Romance · Sci-Fi

Britain's X-Files

★ 5.4
23 6 2026–present
Documentary · History · Sci-Fi

The Picco Incident

★ 6.8
23 7 2022–present
Horror · Sci-Fi · Thriller

Disney Television Discovers: Talent Showcase

★ 8.0
23 18 2021–present
Comedy · Drama · Sci-Fi

Tunnel in Time

★ 8.8
23 2 2022–present
Action · Mystery · Sci-Fi

The Little Witch

★ 6.5
22 63 2024–2024
Drama · Sci-Fi

The Blackout

★ 7.2
22 6 2020–2020
Action · Sci-Fi · Thriller

Happenstance

★ 5.6
22 9 2020–present
Drama · Romance · Sci-Fi

I'm Home! Chibi Godzilla

★ 6.1
22 23 2020–2021
Animation · Sci-Fi

Randomkom

★ 8.1
22 9 2025–present
Action · Comedy · Sci-Fi

Sick Boi

★ 9.5
22 2 2024–2025
Sci-Fi

Professor King

★ 3.8
22 14 2020–2022
Sci-Fi

Ever More

★ 5.2
22 5 2025–present
Sci-Fi

2041

★ 7.3
21 6 2022–present
Comedy · Sci-Fi

Soundtrack to Our Teenage Zombie Apocalypse

★ 8.4
21 10 2022–present
Drama · Sci-Fi

Red vs. Blue: Family Shatters

★ 5.8
21 11 2021–present
Animation · Comedy · Sci-Fi

Human Being

★ 8.2
21 21 2026–present
Animation · Mystery · Sci-Fi

Event Horizon

★ 5.8
21 11 2023–2023
Horror · Sci-Fi

Ultraman Chronicle Z: Heroes' Odyssey

★ 8.3
21 4 2021–2021
Action · Sci-Fi

Vyzhivshie. Yana

★ 6.5
21 8 2021–2021
Drama · Sci-Fi · Thriller

Vyzhivshie. Podrostki

★ 6.8
21 2021–2021
Drama · Sci-Fi · Thriller

Snorkel Shorts

★ 8.9
20 2 2024–present
Animation · Comedy · Sci-Fi
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