- Dominic West (Morgan Henderson)
- Sienna Miller (Carla Duval)
- Phoebe Fox (Serena Byrne)
- James McArdle (Nicholas Taylor)
- Nina Sosanya ('Her Majesty' Beatrice 'Queen Bea' Ubosi)
- Pip Torrens (St John Smallwood)
- Archie Renaux (Johnny Warren)
- Emma Laird (Molly Giordano)
- Angel Coulby (Gillian Pope)
- Patrick Fabian (Eric McDaniel)
- Miles Jupp (David Schill)
- Rose Williams (Flora Monroe)
- Akiya Henry (Nora Okafor)
- Shaheen Jafargholi (Saeed Masood)
- Nick Mohammed (Michael Stefanou)
- Honor Swinton Byrne (Bella Croft)
- Celia Imrie (Jo 'Budgie' Budge)
WAR — S1E4
Episode: Episode 4
Air Date: 2026-10-23