Netflix
E1Part I
Where to watch
Seasons & Episodes
E1
E2Part II
E3Part III
E4Part IV
E5Part V
E6Part VI
E7Part VII
E8Part VIII
Cast
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The Sinner — streaming FAQ
Which OTT platform streams The Sinner?
The Sinner is streaming on Netflix in Romania.
Is The Sinner on Netflix?
Yes — The Sinner is available on Netflix in Romania as of August 2026.
Is The Sinner on Amazon Prime Video?
No, The Sinner isn't on Amazon Prime Video in Romania right now. It's on Netflix instead.
Where can I watch The Sinner for free?
The Sinner is available on Netflix in Romania, but you'll need an active subscription — there's no free option right now.
How many seasons are in The Sinner?
The Sinner has 4 seasons in total (32 episodes). The series concluded in 2021.
Are all episodes of The Sinner out yet?
Yes — all 32 episodes across 4 seasons of The Sinner are out and available to stream.
Is there a Season 5 of The Sinner?
No — The Sinner ended after 4 seasons, so there is no Season 5.
Is The Sinner based on a book?
Yes — The Sinner is based on a book or novel.