Project Hail Mary (2026)
Project Hail Mary is streaming in Japan on Amazon Prime Video.
The verdict
Project Hail Mary ranks near the top of the current English film crop. It's sitting at 8.6/10 on TMDB across 7,852 ratings, which puts it comfortably above average. Budget a full evening — it runs a hefty 157 minutes. In Japan you can stream it on Amazon Prime Video.
Should you spend 2h 37m on it?
2h 37m of English science fiction with an adventure streak, fine for the whole family. That score holds across 7,852 ratings, so it's about as safe as this week's list gets.
Don't watch this if…
- you've only got a couple of hours. It needs 2h 37m
- you're after something harder. It's rated G
- Why
- It rates 8.6/10 across 7,852 ratings — among the strongest scores on this week's list, and settled enough to trust.
- Skip if
- you'd rather not do the world-building work
- Best for
- A weekend watch with the family
Story
Science teacher Ryland Grace wakes up on a spaceship light years from home with no recollection of who he is or how he got there. As his memory returns, he begins to uncover his mission: solve the riddle of the mysterious substance causing the sun to die out. He must call on his scientific knowledge and unorthodox ideas to save everything on Earth from extinction.
Good to know
| Runtime | 2h 37m — long |
| Watch with family? | G · Yes — family friendly |
| Genre | Science Fiction / Adventure |
| Language | English |
| Best screen | Stream at home |
Director
Phil Lord
Cast
Where to watch in Japan
Included with a subscription — no extra charge on these platforms.
Availability as of 2026-09-20 — platforms may change over time.
More: Everything new on Prime Video
Trailer
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