Neither of the Jennings spies find their latest missions without cost. Meanwhile, Stan's conflict with Oleg sees him trying to get access to an American military program.
KGB agent Charles Duluth helps Phillip use the early version of the Internet to monitor US government communications. Meanwhile, Nina is drawn closer to Oleg when she discovers she may need to face a lie-detector.moreless
Elizabeth and Philip make a dangerous Naval officer the key to a mission, but also a threat to their safety. Also, a Sandinista agent must gain access to Capitol Hill for Elizabeth and Stan finds that protecting Nina has a price.moreless
While Phillip is busy cleaning up after their last mission and Elizabeth tries to reassure Martha, the couple are assigned a replacement handler. At the KGB, Arkady and Oleg disagree how to handle things and the FBI assigns Stan to find a missing scientist.moreless
An old comrade visits Elizabeth and Phillip, resulting in them embarking on a rogue mission. Meanwhile, tensions increase both at the Rezidentura and the FBI.
After completing their latest mission, Phillip's concerns about Elizabeth grow. Meanwhile, Stan receives praise for tracking the KGB walk-in and Paige begins to look into her mother's background.
Elizabeth receives a distress signal and Phillip tries to work out what the consequences of their last operation will be for his family. Meanwhile, Nina and Stan both see opportunities when a the Rezidentura gets an unexpected visitor.moreless
Elizabeth and Phillip find they have not only put themselves and their network at risk, but also their family, when a routine mission goes awry. Meanwhile, Nina starts to change her relationship with Stan and Paige becomes more suspicious of her parents.moreless
Raymond "Red" Reddington, a wanted FBI fugitive starts working for the Bureau. He will only ask for one condition: to speak only to profiler Elizabeth Keen.
Elizabeth and Phillip meet with the eponymous colonel, even though they suspect a trap. Meanwhile at the FBI, Stan's draws ever closed to his neighbors' true identities.
While Stan unexpectedly appears to be getting closer to a Directorate S cell, Phillip and Elizabeth worry about being caught in a sting when they are ordered to meet with a new important source.moreless
A personal situation in Moscow causes Elizabeth to embark on a mission which puts the couple in danger from both the FBI and the KGB.
Stan unknowingly gets closer to Phillip and Elizabeth when he follows a lead that will point him towards one of Gregory's crew.
While a routine mission for Philip and Elizabeth goes awry, the FBI is in panic mode due to a missing agent.
Phillip and his wife find that they are racing against their FBI neighbor when tasked with preventing the assassinations of top US scientists. Meanwhile, Elizabeth is shocked by Claudia's revelationsconcerning Phillip and Irina.moreless
Trying to put their distrust aside, Elizabeth attempts to re-assert control over one of her agents and Phillip is reunited with a woman from his past.
When the KGB conducts a hunt for moles within their organisation, it results in a breakdown in trust with allies, as well as between Phillip and Elizabeth. Stan comes up with a plan to keep Nina safe, but she ends up at greater risk.moreless
The Jennings receive orders to infiltrate the encryption system that the FBI have recently adopted. Meanwhile, a KGB agent under emotional distress risks the exposure of a crucial KGB network.
An assassination attempt on President Reagan causes chaos in both the FBI and KGB. Stan puts pressure on his new spy to find out if the Soviets were responsible.
As Stan investigates the Jennings' dead comrade, Robert, Phillip and Elizabeth are shocked to discover he had a wife they were unaware of.
The spy couple are set the seemingly impossible task of bugging the Defense Secretary's study before a crucial meeting in 6 days time.
Mike and Molly prepare to return home from their honeymoon, and Mike seems to be a changed man. Meanwhile, Carl is frustrated by not hearing from Mike, and Molly's family spend their last moments getting drunk before the newlyweds return home.moreless
Caroline decides to sell some of her old jewelry so that they can replace Max's oven.