War Season 1
Created by George Kay
War follows two of London's most prestigious rival firms – Cathcarts and Taylor & Byrne – as they go head-to-head in the divorce case of the century. Each side is certain they'll win. But as the case spirals and loyalties fracture, reputations are on the line, and everyone's playing to win.
War Season 1, Episode 4, “Sing,” airs Thursday, October 22, 2026 on HBO.
War Season 1, Episode 4, “Sing,” airs Thursday, October 22, 2026 on HBO.
Where to watch in the US
Current US catalog status not verified
Originally released on HBO Max. We haven’t independently confirmed whether it remains available there.
Release details
Known dates and milestones
Released
HBO Max
Since Oct 1
Episode guide
Episodes
- 1
It's Done source at TVmaze
Tech billionaire Morgan Henderson sleeps with a woman who secretly takes a photograph of them and sends it to his film star wife Carla. Her lawyers Nicholas Taylor and Serena Byrne reel at their client's honeytrap tactics, but can't resist a case that might make their name. Soon they are in a race with Morgan's lawyers Cathcarts & Sons to serve divorce papers first.
- 2
No More Nasty Surprises source at TVmaze
It is Johnny Warren's first day at his new job as both law firms prepare for mediation, where they can gain an early advantage. An early slip-up by Morgan is seized on by Taylor & Byrne as a chance to tear up the prenup, but Cathcarts & Sons have their own secret weapon in the form of a vulnerability in Carla's case that could blow things wide open.
- 3
- 4
- 5
- 6
- 7
- 8
Cast and crew
About this information
Sources and attribution
Supporting links and attribution for the dates, credits, schedules and watch options shown on this page.
- Season premiere · HBO MaxOctober 1, 2026Reported
“October 1: War on HBO”
- Cast and crew data
- Next episode schedule
- Season release history
Release dates retain the source wording. Season history records original premieres; availability receipts identify options that can be used now or later.
Past changes
Season premiere date announced: October 1, 2026 on HBO Max