HBO and Sky have announced the cast for their new legal thriller series War, starring Dominic West as tech titan Morgan Henderson and Sienna Miller as his estranged wife, Carla Duval. The series, created by George Kay and directed by Ben Taylor, centers on two prestigious London law firms locked in a high-stakes divorce case. Alongside West and Miller, the cast includes Celia Imrie, Nick Mohammed, and several other notable actors. The show has received a two-season commitment and promises an anthology format featuring headline-making legal battles.

War will be available on HBO and HBO Max in the U.S., as well as on Sky and its streaming platforms across Europe and other regions. The story explores the intense rivalry between the law firms Cathcarts and Taylor & Byrne, with reputations and loyalties tested as the case unfolds. International distribution is managed by NBCUniversal Global TV Distribution.