The Sinner
“Her sins will drown them all.”
We checked 8 streaming services in India on 30 May 2026 at 04:31 IST
About
In a small New York town, a haunted detective hunts for answers about perplexing crimes while wrestling with his own demons.
Cast
Seasons
Season 1
A young mother, overcome by an inexplicable fit of rage, commits a startling act of violence and to her horror has no idea why. An investigator finds himself obsessed with uncovering the woman's buried motive. Together they travel a harrowing journey into the depths of her psyche and the violent secrets hidden in her past.
Season 2
Detective Harry Ambrose returns to his hometown in rural New York to assess an unsettling and heart wrenching crime: parents murdered by their eleven-year-old son, with no apparent motive. As Ambrose realizes there’s nothing ordinary about the boy or where he came from, the investigation pulls him into the hidden darkness of his hometown.
Season 3
When Detective Harry Ambrose begins a routine investigation of a tragic car accident on the outskirts of Dorchester, in upstate New York, he uncovers a hidden crime that pulls him into the most dangerous and disturbing case of his career.
Season 4
Still reeling from the trauma of a previous case a year ago, the now-retired Harry Ambrose travels to Hanover Island in northern Maine for a recuperative getaway with his partner Sonya, but when an unexpected tragedy occurs involving Percy Muldoon, the daughter of a prominent island family, Ambrose is recruited to help the investigation, only to be thrown into a mystery of mounting paranoia that will turn this sleepy tourist island, and Ambrose’s life, upside down.
Episodes
Season 1
Part I
An unassuming housewife stabs a beachgoer to death, which sparks an investigation and creates confusion in a small town.
Part II
Cora tries to block Ambrose's continuing investigation, while Mason struggles to come to terms with secrets from Cora's past.
Part III
Ambrose unearths a startling secret about Cora that changes the course of the investigation; Mason takes matters into his own hands.
Part IV
With Ambrose's help, Cora struggles to recover missing memories, which lead Ambrose to a new suspect.
Part V
After a body is discovered in the woods, the investigation into Cora's past deepens.
Part VI
When Ambrose begins to waver, Cora convinces him to take a risk for the case.
Part VII
Cora finally remembers the night in question.
Part VIII
Cora's fate is determined.
Where does The Sinner rank today?
The Sinner is #369 on the CineFlixo Daily Streaming Charts today.
- Highest: #369
- Top 10: 0 days
- Top 100: 0 days
Watch The Sinner Online Free — All Episodes in HD
Looking for a place to watch The Sinner online for free? You've landed on the right page. The Sinner is a well-rated Inglés crime and drama series from 2017 that you can stream right now on CineFlixo in high quality, no signup required.
About The Sinner
“Her sins will drown them all.”
In a small New York town, a haunted detective hunts for answers about perplexing crimes while wrestling with his own demons. Across 4 seasons and 32 episodes, originally airing on USA Network.
The Sinner Cast and Characters
The cast features Bill Pullman (as Harry Ambrose), Frances Fisher (as Meg Muldoon), Alice Kremelberg (as Percy Muldoon), Neal Huff (as Sean Muldoon), and Cindy Cheung (as Stephanie Lam). Their performances are a major reason The Sinner has built such a passionate audience.
Where to Watch The Sinner Online
CineFlixo lets you stream The Sinner online free, instantly, in HD. There's nothing to install — open the page, hit play, done. Works perfectly on Jio, Airtel, Vi networks across India and on slow mobile data thanks to our adaptive video pipeline.
▶ Watch The Sinner NowWhy People Are Watching The Sinner
The Sinner flies under the radar but it deserves your attention. What makes it work is emotional weight that hits where it counts and tight pacing that earns its twists. If you enjoy Inglés storytelling that doesn't follow the same tired beats, this is the kind of show you'll end up recommending to friends.
Frequently Asked Questions about The Sinner
Where can I watch The Sinner online for free?
You can watch The Sinner online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How many episodes does The Sinner have?
The Sinner has 32 episodes across 4 seasons. All episodes are available to stream right here on CineFlixo.
Is The Sinner good? What's the rating?
The Sinner holds a 7.5/10 rating based on 1,235 reviews — well above average.
Who is in the cast of The Sinner?
The main cast includes Bill Pullman, Frances Fisher, Alice Kremelberg, and Neal Huff, plus a strong supporting ensemble.
Is The Sinner available in Inglés?
Yes — The Sinner was originally produced in Inglés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was The Sinner released?
The Sinner first aired in 2017.
Do I need an account to watch The Sinner on CineFlixo?
No. CineFlixo is free and you can watch The Sinner without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
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If you enjoyed The Sinner, check out American Murder: Laci Peterson, Dan Brown's The Lost Symbol, La sangre del camaleón, Agochora, and 6 Lovers.
Frequently Asked Questions
Where can I watch The Sinner for free?
You can watch The Sinner online for free on CineFlixo. All 32 episodes across 4 seasons are available to stream in HD without a subscription, signup, or paywall. Just open the show page and press play.
How many seasons and episodes does The Sinner have?
The Sinner currently has 4 seasons and a total of 32 episodes. The series status is "Ended", so the episode count may grow as new seasons are released. You can browse the full episode list on CineFlixo and continue watching from where you left off.
What is The Sinner about?
In a small New York town, a haunted detective hunts for answers about perplexing crimes while wrestling with his own demons. It belongs to the Crime, Drama genres.
In which language is The Sinner originally available?
The Sinner was originally produced in English. On CineFlixo the show is available in its original English audio, which is the most authentic way to experience the dialogue, music, and performances. Check the player options on the watch page for available subtitle tracks.
When was The Sinner first released?
The Sinner first premiered on August 2, 2017 (2017). The series has since concluded its run.
All Seasons
Browse every season of The Sinner — 4 seasons in total
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