IO (2019)
A young scientist races to save a dying Earth, finding connection while humanity's last hope departs.
As a young scientist searches for a way to save a dying Earth, she finds a connection with a man who's racing to catch the last shuttle off the planet.
How intense is IO?
IO has no gore and some violence. Emotionally it is heavy. The pace is measured, and it is a full-attention watch and a late-night trip. Rated PG-13.
What IO feels like
- Tone
- bleaksuspensefulmelancholyatmospheric
- Pace
- Measured
- Best for
- Full attentionLate night
Where to stream IO
US availability via TMDB, last checked Sep 9, 2026. The app filters picks to the services you actually have.
Is IO for you?
Is IO scary?
No. IO is not a scary watch (scare level 0 of 3).
Is IO gory or violent?
No gore (0 of 3) and some violence (1 of 3). Squeamish viewers are fine here.
Is IO sad or heavy?
It is emotionally heavy (2 of 3). Expect it to land.
Is IO OK for kids?
It is rated PG-13. Intensity: scare 0, gore 0, violence 1, each out of 3. Your call for older kids.
How long is IO?
IO runs 1h 36m.
Where can I stream IO?
IO is streaming on Netflix.
Does IO have a happy ending? spoiler-safe answer
It leaves the ending open to interpretation.
Cast and crew
More like IO
Matched on genre, tone, intensity and pace, not just keywords.
Interstellar (2014)No gore · emotionally devastating · measuredExplorers traverse a wormhole, confronting vast distances and the melancholy of a dying Earth.
District 9 (2009)Mildly scary · graphic gore · brutal violence · emotionally devastatingA corporate agent's grim transformation exposes the brutal cost of human prejudice against alien refugees.
Dune: Part Two (2024)Mildly scary · light gore · strong violence · emotionally heavyA mythic journey unfolds across a bleak desert as Paul faces a terrible, foreseen future.
Alien (1979)Terrifying · graphic gore · strong violence · emotionally heavyA commercial spaceship crew answers a distress signal, unleashing a chilling, gritty, and atmospheric nightmare.
Project Hail Mary (2026)No gore · emotionally heavy · measuredA witty science teacher wakes up in space, piecing together his epic, suspenseful mission to save Earth.
Ex Machina (2015)Mildly scary · light gore · emotionally heavy · measuredA young programmer uncovers unsettling truths while testing the sentience of a reclusive CEO's AI creation.
Arrival (2016)No gore · emotionally devastating · measuredAn expert linguist races to understand an alien language, navigating a suspenseful, melancholy, and cerebral mystery.
Blade Runner 2049 (2017)Mildly scary · light gore · strong violence · emotionally heavyA bleak, slow-burn mystery unfolds as a blade runner unearths a secret that could shatter society.
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