A divorce can become a war. And when two members of the elite clash, neither can afford to lose. This is the battleground of 'War - The Divorce of the Century', the new Sky Original legal drama set at the pinnacle of London's judicial world, whose official trailer and debut date are revealed today: from 27 November exclusively on Sky and streaming only on NOW.

Starring Dominic West as tech mogul Morgan Henderson and Sienna Miller as his ex-wife, film star Carla Duval.

"Love, scandal, betrayal, ambition: winning is the only thing that matters in the ruthless world of the new 8-episode legal thriller, which kicks off with a sensational divorce set to shake up boardrooms, courtrooms and private lives," explains a press release.

Created by Golden Globe nominee and Emmy and Bafta winner George Kay (Hijack, Lupin, The Long Shadow) and directed by Ben Taylor (Sex Education, Catastrophe), the series follows two of London's most influential and prestigious law firms - Cathcarts and Taylor & Byrne - rivals in what is being called the divorce of the century. Caught up in the middle is young and ambitious lawyer Jonathan "Johnny" Warren, played by Archie Renaux (Alien: Romulus, Upgraded), drawn into a ruthless world.

The first season cast also includes Phoebe Fox (The Great, Task) as Serena Byrne and James McArdle (Playing Nice, Mare of Easttown) as Nicholas Taylor, life and business partners at Taylor & Byrne; Nina Sosanya (Screw, Baby Reindeer) plays Beatrice "Queen Bea" Ubosi and Pip Torrens (Succession, The Crown) is St John Smallwood, their counterparts and fierce rivals at Cathcarts.

Completing the cast are Celia Imrie, Nick Mohammed, Emma Laird, Aran Murphy, Archie Panjabi, Adrian Scarborough, Shaheen Jafargholi, Akiya Henry, Honor Swinton Byrne, Miles Jupp, Kartanya Maynard, Alexandra Mardell, Dylan Murphy, Mark Quartley and Steve Furst.