← The Undeclared War

Series 2

6 episodes · 2026

The elite Malware Department at GCHQ grapples with the aftermath of a devastating Russian cyber-attack. Just when it seems the UK has gained the upper hand, Danny and his team discover a mole in their midst and uncover a far more dangerous threat.

  1. 1

    Episode 1

    Jul 21, 202648 min★ 7.5

    As Danny deals with the fallout from the Russian cyber-attack, a bold new threat emerges.

  2. 2

    Episode 2

    Jul 22, 202647 min★ 7.5

    Vadim finds himself working for the Chinese. Danny and Roz clash, and the mole hunt is on.

  3. 3

    Episode 3

    Jul 28, 202648 min★ 7.5

    Barbara faces an impossible decision when her charming ex-boyfriend Nicky Chan re-appears.

  4. 4

    Episode 4

    Jul 29, 202648 min★ 7.9

    A malware attack on British government departments forces Danny and Roz to work together.

  5. 5

    Episode 5

    Aug 4, 202643 min★ 7.8

    Charlie interrogates Barbara, and Danny discovers a clue that turns his life upside down.

  6. 6

    Episode 6

    Aug 5, 202647 min★ 8.1

    Danny puts everything on the line in order to right some wrongs.