
S1, EP6 "No Man's Land"
Nicholas Elliott cleverly answers Sir Roger Hollis's questions related to the Beirut tapes. After all is said and done, certain things remain under wraps and a complicated friendship reaches its breaking point.

S1, EP5 "Snow"
While Nicholas Elliott gets Lily Thomas to figure Sir Roger Hollis out, the walls seem to be closing in on Anthony Blunt. Back in Moscow, Kim Philby ends up unconscious in the snow.

S1, EP4 "Vodka"
When a crazy turn of events in Moscow reduces Kim Philby's years' worth of work to naught, a glass of vodka seems to be the only source of comfort left in his life.

S1, EP3 "Allegory of the Catholic Faith"
Lily Thomas learns everything about Erich Vermehren, a Catholic traditionalist who entered the Abwehr and played a crucial role in turning the tide of WWII.

S1, EP2 "The Admiral's Glass"
Desperate for answers, MI5 investigator Lily Thomas adopts a hammer-and-tongs approach to grill Nicholas Elliott about Kim Philby's secret meeting at the Admiral's Glass.

S1, EP1 "Boom-Ooh-Yatatatah"
Kim Philby's connection to the KGB and his recent defection to the USSR puts his close friend Nicholas Elliott in the crosshairs of MI5.