The episode ends on a literal and metaphorical cliffhanger, leaving the fate of the team and the city of London hanging in the balance.
: The tension peaks in the eponymous boardroom where James Webb’s meeting with the Russian Pashkin goes south. Ignoring the evacuation sirens, Webb is shot by Pashkin, leaving Marcus and Louisa trapped in a room with a dying man and an escaped assassin as the episode cuts to black. Slow Horses 2x5
: While the city panics, Jackson Lamb (Gary Oldman) diggs into the MI5 archives. He discovers his own signature forged on defection papers, leading him to realize that the unassuming Nikolai Katinsky is actually the Russian spymaster pulling all the strings. The episode ends on a literal and metaphorical
As the penultimate chapter of the season (based on Mick Herron's Dead Lions ), this episode maneuvers every Slough House agent into place for a race against the clock. : While the city panics, Jackson Lamb (Gary
: A frantic River eventually escapes his bonds and calls in a "Code September" alert, triggering a city-wide shutdown and mass evacuation that MI5's Diana Taverner must manage amidst a backdrop of anti-capitalist protests.