HBO Max has released the trailer for War, a gripping new legal drama starring Dominic West and Sienna Miller. The official footage offers the first look at the actors playing a married couple seeking a divorce.
The upcoming drama series from HBO and Sky Original centers on London’s two most powerful law firms, Cathcarts & Sons and Taylor & Byrne, as they go head-to-head in a headline-making legal battle. The first season will focus on the bitter divorce of British tech entrepreneur Morgan Henderson, played by Dominic West (The Wire), and international movie star Carla Duval, played by Sienna Miller (Anatomy of a Scandal).
Additionally, the series also follows a young, ambitious lawyer, Jonathan “Johnny” Warren, played by Archie Renaux. He finds himself navigating the cutthroat world of high-profile law firms.
Check out the War trailer below (watch more trailers):
What do we see in the War trailer?
The newly released trailer opens with Dominic West and Sienna Miller playing a high-profile couple on the brink of divorce. The pair explain that they’ve grown apart as a montage of their strained interactions plays. As the footage swiftly shows the public spotlight surrounding the couple, a lawyer delivers the chilling line, “This is likely to be the biggest divorce trial in British legal history.”
The clip then features a series of intense scenes from the drama. It goes on to show the rising tensions between the couple and their legal representatives. The trailer suggests a glamorous yet tense legal drama, leaving viewers wondering who will emerge victorious in this scathing legal battle. Early reactions have compared War to Marriage Story with a thriller edge.
HBO and Sky have greenlit War with a two-season order, with the second season already in production. Marisa Tomei, Kelly Macdonald, and David Harewood are set to star in Season 2, headlining a new high-profile legal battle.
Other cast members of Season 1 include Phoebe Fox, James McArdle, Nina Sosanya, Celia Imrie, Nick Mohammed, and many more.
Created by George Kay, the upcoming legal drama War premieres on HBO Max on October 1, 2026. The eight-episode first season will release weekly on Thursdays.
Originally reported by Namrata Ghosh on ComingSoon.net.
