The Sinner — 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.
01 Part I
Oct 13, 202154m★ 6.8
Ambrose visits the town of Clark Harbor for a getaway and finds himself at the center of a tragedy.
02 Part II
Oct 20, 202145m★ 7.5
A new suspect leads the investigation into an ongoing feud between the Lams and the Muldoons.
03 Part III
Oct 27, 202145m★ 7.4
Ambrose heads to the mainland to learn more about Percy's past and uncovers dark family secrets.
04 Part IV
Nov 3, 202146m★ 7.5
When the Muldoons push to close the investigation, Ambrose refuses, pushing Sonya to the brink.
05 Part V
Nov 10, 202147m★ 7.8
Ambrose discovers the source of Percy's ritualistic practices and dives deeper into her past.
06 Part VI
Nov 17, 202145m★ 7.9
A shocking new crime further rattles the town of Clark Harbor; Ambrose and Meg team together.
07 Part VII
Nov 24, 202143m★ 8.0
Unsure whom to trust, Ambrose hunts down his pursuers.
08 Part VIII
Dec 1, 202157m★ 7.7
Ambrose exposes the secret that threw Percy's life off course, setting off widespread consequences.