

7.554 minSeason 1 • Episode 6
LatestArmed with evidence and bent on vengeance, Helen goes searching for the Clarks. As the conspiracy starts to unravel, she has a deadly decision to make.
When a spy posing as a politician's wife learns her lover has been murdered, an old assassin friend joins her on a quest for truth — and vengeance.
Acting
Knightley and Whishaw's murderous chemistry
Writing
Joe Barton's dialogue cuts sharper than the knives
Production
London Christmas never looked this sinister
Trivia, insights & behind the scenes
Joe Barton wrote this during lockdown, allegedly fueled by sourdough failure and paranoia about his neighbors.
The 'politician's wife as spy' reverses the usual honey trap—here, the domestic performance IS the cover, not the vulnerability.