With a crisis brewing aboard the international space station, Earth may be doomed, but the world's most dangerous secret agent has bigger worries. Archer's dead fiancee returns to life as a cyborg. His nemesis, Bionic Barry, takes over the KGB, and Archer's mother has steamy affairs with both the Italian prime minister and Archer's man-crush.

It's 1963, and Alison Wilson returns home to find husband Alexander dead. Soon afterward, a woman arrives at the door, claiming to be Alec's 'real wife.' Alison embarks on a mission of discovery to try and find out who her husband was, but from their wartime romance to a mysterious period in India, it soon becomes clear that Alec died holding his secrets close to his chest.

In 1937 Warsaw, on the eve of World War II, intelligence operatives on both sides of the forthcoming struggle wage their own espionage battle in a world of betrayal, intrigue, and abduction.

The stakes have never been higher for KGB operatives Philip and Elizabeth Jennings than in this pulse pounding fourth season. Still grieving the death of her mother, Elizabeth berates Paige for telling her pastor about her parents' covert profession. A deadly bioweapon threatens Gabriel's life, and the couple shatters the lives of loved ones when Martha is told Clark's true identity and Elizabeth betrays her friend Young-Hee.

Malotru has been promoted to Deputy Director of the Bureau and is a newly recruited double-agent for the CIA. He delivers highly classified information to his CIA contact, Dr. Balmes, during fake psychoanalysis sessions. In exchange for Malotru's cooperation, the CIA has guaranteed that they will rescue the love of his life, Nadia, now imprisoned by Syrians in a secret location.

Carrie Mathison, a brilliant but volatile CIA agent, suspects that a rescued American POW may not be what he seems. Is Marine Sgt. Nicholas Brody a war hero or an Al Qaeda sleeper agent plotting a spectacular terrorist attack on U.S. soil? Following her instincts, Mathison will risk everything to uncover the truth - her reputation, her career, and even her sanity.