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The Sinner Season 4

The Sinner Season 4

(2021)
synopsis

In The Sinner season 4, after the recovery from the trauma of the arduous case a year ago, Harry Ambrose retires and travels to Hanover Island in northern Maine, but when they enjoy their carefree vacation, an expected tragedy occurs to a prominent island family's daughter Percy Mullion. Ambrose is called to help the investigation, but he finds himself involved in the mounting mystery, and the peace of the sleepy island and the life of Ambrose will be turned upside down.

air date

October. 13,2021

production companies

UCP, Iron Ocean Films, Zaftig Films

Where to Watch The Sinner Season 4

The Sinner Season 4 Episode Guide

Part I

S4 E1 Part I

Oct. 13,2021

Ambrose visits the town of Clark Harbor for a getaway and finds himself at the center of a tragedy.

Part II

S4 E2 Part II

Oct. 20,2021

A new suspect leads the investigation into an ongoing feud between the Lams and the Muldoons.

Part III

S4 E3 Part III

Oct. 27,2021

Ambrose heads to the mainland to learn more about Percy's past and uncovers dark family secrets.

Part IV

S4 E4 Part IV

Nov. 03,2021

When the Muldoons push to close the investigation, Ambrose refuses, pushing Sonya to the brink.

Part V

S4 E5 Part V

Nov. 10,2021

Ambrose discovers the source of Percy's ritualistic practices and dives deeper into her past.

Part VI

S4 E6 Part VI

Nov. 17,2021

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

Part VII

S4 E7 Part VII

Nov. 24,2021

Unsure whom to trust, Ambrose hunts down his pursuers.

Part VIII

S4 E8 Part VIII

Dec. 01,2021

Ambrose exposes the secret that threw Percy's life off course, setting off widespread consequences.

More Episodes

Cast of The Sinner Season 4

Bill Pullman

Harry Ambrose

Frances Fisher

Meg Muldoon

Alice Kremelberg

Percy Muldoon

Neal Huff

Sean Muldoon

Cindy Cheung

Stephanie Lam

Ronin Wong

Mike Lam

Jessica Hecht

Sonya Barzel

Michael Mosley

Colin Muldoon