How many episodes are in Betrayal?

Betrayal has 4 episodes in this listed season.

When does Betrayal premiere?

Betrayal premieres on 2026-08-04.

Is Betrayal a new series?

Betrayal is a new series (Season 1).

NEW

Betrayal(2026)

Archived · ITV1

4 eps

S01

CrimeMysteryThriller

ON AIR: AUG 4Season 1Archived listing

What to Expect

PremiereLens read

Betrayal moves at the pace of institutional friction rather than action spectacle. The procedural rhythm is deliberate, built around an MI5 veteran whose methods and professional instincts have quietly become liabilities inside the very organization he spent his career serving. The threat here is as much internal erosion as anything happening in the field.

Two children, a marriage, and a workplace culture that has shifted around him without warning: these pressures do not resolve cleanly or take turns. They compound. The cost accumulates across both the domestic and professional sides of his life, and the show refuses to let either front offer relief from the other.

Best for

workplace rivalry, family conflict and Crime

Story lane

Crime and Mystery

Commitment

Season 1 · 4 episodes

Where

ITV1

Official Premise

A veteran MI5 officer who helped prevent major terrorist plots now faces a changed workplace and evolving threats to national security. Married with two children, he must adapt to new professional values while managing growing pressures at home and in the field.

Watch Next If This Is Your Lane

Start with the closest match, then check out two more shows with a similar feel, pace, mood, or theme.

Secret Service

ITVX • Apr 27, 2026

DramaEspionage

A British intelligence officer races against time to uncover a UK politician's potential ties with the Kremlin, risking her reputation and family, as a murder and election loom.

View show

Strongest Match

Secret Service keeps the same spy-workplace pressure as Betrayal, where loyalty gets tested at home and on the job. Election deadlines and a lingering murder thread push a British intelligence officer through tense meetings and private strain, with betrayal landing close to the marriage, faster and more deadline-driven than the slower burn.

Slow Horses

Apple TV • Sep 16, 2026

CrimeDrama

A dysfunctional team of sidelined MI5 agents works from a shabby department where careers go to stall. When espionage and political threats emerge, the misfits are drawn into dangerous operations that test their loyalty, resourcefulness, and ability to work together.

View show

Why this pick

Slow Horses delivers the same kind of institutional friction as Betrayal, with careers and relationships strained by what the organization chooses to do. Disgraced detectives trade dry jokes and quiet sabotage inside a failing office, and the danger creeps in through bad faith and workplace humiliation, darker and more comedic than Betrayal’s steadier procedural dread.

The Night Manager

Disney+ Hotstar • Jan 11, 2026

CrimeDrama

Follows Shaan Sengupta, an ex-soldier, who must infiltrate an arms dealer's inner circle to bring down his empire of war.

View show

Why this pick

The Night Manager shares Betrayal’s focus on trust under pressure, where every relationship can turn into a liability. A lone ex-soldier sustains tension through deception and close proximity to criminals, trading the workplace erosion of Betrayal for a more solitary, infiltration-heavy danger that escalates through constant personal risk.

Want the bigger picture?

Get recommendations from a show you love See 3 more shows like Betrayal

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