The Undeclared War — Season 2, episode 1 watch online

The Undeclared War, season 2 episode 1: air date July 21, 2026. Episode overview, season trailer and the cast of The Undeclared War.

Danny is under huge pressure dealing with the fallout from the Russian cyber-attack when a bold new threat emerges. Saara discovers that there's a mole in GCHQ. And Vadim is missing and in danger...