Skip to content
Compare TV
The Sinner poster

The Sinner

The Sinner

Season released 13th Oct, 2021Rated TV-MA8 episodes

IMDb7.9/ 10

Where to watch The Sinner Season 4

The Sinner season 4 is streaming in Australia on Netflix (subscription). You can also buy it on Apple TV from $14.99 and Fetch TV from $12.99. Season 4 was released on 13 October 2021.

Stream (subscription)

Buy or rent

Availability checked 28 October 2026. Streaming availability data from JustWatch.

The Sinner Season 4 episodes

  1. S04 E01

    Part I

    54 mins · Wed, 13 Oct 2021

    Ambrose takes a trip to the town of Clark Harbor for a getaway and finds himself at the centre of a tragedy.

  3. S04 E02

    Part II

    45 mins · Wed, 20 Oct 2021

    A new suspect leads the investigation to discover an ongoing feud between the Lam and the Muldoon families.

  5. S04 E03

    Part III

    45 mins · Wed, 27 Oct 2021

    Ambrose heads to the mainland to learn more about Percy's past, where he discovers dark family secrets.

  6. S04 E04

    Part IV

    45 mins · Wed, 3 Nov 2021

    When the Muldoon family pushes to close the investigation, Ambrose refuses, pushing Sonya to the brink.

  7. S04 E05

    Part V

    47 mins · Wed, 10 Nov 2021

    Ambrose discovers the source of Percy's ritualistic practises and resolves to dive deeper into her past.

  8. S04 E06

    Part VI

    45 mins · Wed, 17 Nov 2021

    A shocking new crime further rattles the town of Clark Harbor; Ambrose and Meg decide to team together.

  9. S04 E07

    Part VII

    43 mins · Wed, 24 Nov 2021

    When the police arrest a suspect, a sceptical Ambrose goes down a different path of investigation and discovers some disturbing evidence.

  10. S04 E08

    Part VIII

    57 mins · Wed, 1 Dec 2021

    As Meg worries about her family, Ambrose exposes the secret that threw Percy's life off course, setting off widespread consequences.

More seasons of The Sinner