Browse episode ratings trends for The Undeclared War. Simply click on the interactive rating graph to explore the best and worst of The Undeclared War's 12 episodes.
Best Episodes of The Undeclared War
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Worst Episodes of The Undeclared War
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The Undeclared War Episode Guide
Episode 1
S1 Ep1
30th Jun 2022
A young intern's first day at GCHQ coincides with a major cyberattack on the UK. To win her superiors' trust, she breaks ranks to analyse the malware code without permission and uncovers a greater threat missed by others.
Episode 2
S1 Ep2
7th Jul 2022
Saara befriends John, a veteran GCHQ staffer, and seeks help from Gabriel in decrypting a message in the virus. Danny signs off on Saara attending a cyber conference with US agent Kathy, aware that Russian intelligence will also be there.
Episode 3
S1 Ep3
14th Jul 2022
Vadim returns to Russia where his allegiances are tested, leading him to a risky stunt.
Episode 4
S1 Ep4
21st Jul 2022
With Saara in a difficult position, a revelation forces her hand. Marina moves to London.
Episode 5
S1 Ep5
28th Jul 2022
Signs of irregularity in the UK general election result prompt political unrest, and the nation's relationship with its allies is threatened. Saara makes a devastating discovery.
Episode 6
S1 Ep6
4th Aug 2022
As the true extent of Russia's interference with the UK becomes clear, Saara and her former classmate join forces. Can they uncover the hidden code and prevent a war?
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The first episode of The Undeclared War aired on June 30, 2022.
The last episode of The Undeclared War aired on July 22, 2026.
There are 12 episodes of The Undeclared War.
There are 2 seasons of The Undeclared War.
Yes.
The Undeclared War is set to return for future episodes.
