The emotional effects of an extramarital relationship between Noah, a New York City schoolteacher and budding novelist with a wife of twenty years and four children and Alison, a young waitress and wife from Montauk at the end of Long Island, trying to piece her life back together in the wake of a tragedy.
The Affair (Season 3)

301 (Episode 1) 7.6
Air date: 2016-11-20
Runtime: 58 min
Overview: Haunted by recent hardship, Noah struggles to navigate the challenges of his old life while attempting to adapt to a new one. A new love interest isn't enough to overcome a sense of dread. Someone is watching him. Season premiere.

302 (Episode 2) 7.5
Air date: 2016-11-27
Runtime: 54 min
Overview: One year earlier: after a stern request from Noah leaves Helen devastated, various pressures cause Helen and Vik to reexamine their relationship. Alison returns to Montauk after a crisis only to have her worst fears realized.

303 (Episode 3) 7.3
Air date: 2016-12-04
Runtime: 54 min
Overview: Running from secrets she left behind in Paris, Juliette finds Noah an alluring prospect. But a terrifying event shatters all hope of an easy affair. Meanwhile, Noah must fight like never before to make sense of what just occurred.

304 (Episode 4) 7.3
Air date: 2016-12-11
Runtime: 56 min
Overview: Cole is put in an increasingly impossible situation by Alison's return to his life. Alison must contend with Luisa while attempting to reconnect with her daughter. Simultaneously, a dangerous passion threatens to wreck everything.

305 (Episode 5) 7.7
Air date: 2016-12-18
Runtime: 58 min
Overview: Alison is motivated to spend a memorable day with Noah on Block Island for an unusual reason. Noah is left wistful by their profound connection, until the problems from which he was escaping return with a shocking force.

306 (Episode 6) 5.5
Writer: Alena Smith
Air date: 2017-01-01
Runtime: 60 min
Overview: An unexplained absence sends Helen on a journey of increasingly troublesome discoveries. Compelled to return to a place he's spent his life trying to escape, Noah attempts to repair his relationship with Martin.

307 (Episode 7) 7.1
Air date: 2017-01-08
Runtime: 58 min
Overview: Helen gives Noah the help he needs - but at what cost? At his absolute weakest, Noah's world has never seemed more hostile or bewildering. A vital moment of release turns suddenly into something that can't be undone.

308 (Episode 8) 6.8
Air date: 2017-01-15
Runtime: 55 min
Overview: An unexpected cause to celebrate provokes a sobering realization in Alison. Soon after, a startling warning leaves her pondering the unthinkable. Cole's frustrations with Alison come to a head, revealing a radical truth.

309 (Episode 9) 7.7
Air date: 2017-01-22
Runtime: 51 min
Overview: Helen's escape to Montauk exacerbates her guilt and hastens an identity crisis: should the truth finally come out? Noah's world collapses, leaving him to process something horrific.

310 (Episode 10) 6.5
Air date: 2017-01-29
Runtime: 59 min
Overview: Noah's visit to Paris provides Juliette with a distraction from unpleasant realities at home. A chance encounter offers Noah the possibility of healing a relationship in desperate need of repair.

Seasons

Episodes 10

Episodes 12

Episodes 10

Episodes 10

Episodes 11