The Undeclared War - Season 2

First aired: 7/20/2026 6 episodes

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.

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Episodes

1. Episode 1

Aired: 7/21/2026

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

2. Episode 2

Aired: 7/22/2026

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

3. Episode 3

Aired: 7/28/2026

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

4. Episode 4

Aired: 7/29/2026

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

5. Episode 5

Aired: 8/4/2026

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

6. Episode 6

Aired: 8/5/2026

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