[s2e1] Last — Stop

The pair are tasked by an outside contact to provide security for a meeting between a Russian defector and a British businessman. This subplot hints at a larger geopolitical intrigue involving Russian oligarchs.

While the official Service view is that Dickie died of natural causes, Jackson Lamb is unconvinced. Using his signature tradecraft, Lamb retrieves the phone and realizes that Dickie’s decades-long obsession with Russian sleeper agents may have finally gotten him killed. The Mystery: "Cicadas" and Alexander Popov [S2E1] Last Stop

The term "Cicada" refers to deep-cover Russian sleeper agents embedded in British society—named after the insect that spends years underground before emerging. The pair are tasked by an outside contact

While Lamb and River investigate Dickie's death, the other "Slow Horses" find themselves pulled into new assignments: Using his signature tradecraft, Lamb retrieves the phone

"Last Stop" has been praised for maintaining the "lovably toxic" dynamics of Slough House while immediately raising the stakes with a "page-turner" mystery. The premiere effectively balances the series' characteristic dark humor—epitomized by performance as the vulgar but brilliant Jackson Lamb—with a taut thriller atmosphere that feels both grounded and cinematic.

For more details on the season's progression, you can check the Slow Horses Wiki or read full recaps on Vulture . "Slow Horses" Last Stop (TV Episode 2022) - IMDb