_(cropped).jpg?width=400){kind=small}
_(cropped).jpg?width=400){kind=small}
The Undeclared War is a British near-future thriller television series for Channel 4 and Peacock. The series is created by Peter Kosminsky and Colin Callender. It follows two main characters, Saara Parvin in the UK and Vadim Trusov in Russia, during a cyber and misinformation attack upon the UK. In the United Kingdom, the first series aired from 30 June 2022. Channel 4 announced on 12 February 2025 that a second series consisting of six episodes would be produced, which premiered on 21 July 2026.
Contents
Plot
Parvin has just started a one-year student-placement at GCHQ when a cyber-attack takes down some of the UK Internet and she joins the team examining the code of the malware. She is praised when she discovers a second attack within the code and a diligent search for a third attack doesn't find one.
