An ambitious legislative aide stumbles onto a plot to cover-up an alien invasion of Earth.
Watch Dark Skies - Series 1 Online Free
As a spy is uncovered inside Majestic, John finds his brother being brought into the alien hive.
Compelled by a series of strange dreams, Kim locates an astronaut she saw aboard the alien spacecraft.
Loengard and Sayers uncover a Hive plot to use the Beatles American television début to induce a mass suicide.
Following the assassination of President Kennedy, John learns more about the alien invasion as he and Kim struggle to keep the Hive from killing the world leaders attending the state funeral.
Loengard and Sayers uncover the connection between the 1964 Alaskan earthquake and a Native American legend that revolves around a buried Hive spacecraft.
John and Kim come across the eccentric Howard Hughes while investigating a Hive operation in Las Vegas.
John and Kim uncover a Hive plot that uses livestock to breed new members.
As John investigates a UFO sighting in New Mexico, Kim steals away to be at her sister's wedding.
John and Kim uncover a Hive breeding operation amidst the struggle for civil rights in Mississippi.
John and Kim rely on a young Jim Morrison to help stop a bacteria being bred by the Hive.
The Attorney General convinces John to tell his story to the Warren Commission.
Bach's pursuit of the wreckage of an alien ship helps start US involvement in the Vietnam War.
John and Kim help draw an alien Gray into a Majestic trap.
During the outbreak of a race riot, Kim is brought to Los Angeles to have her baby.
As the aliens infiltrate the anti-Vietnam War movement, Kim must decide whether to return to the Hive.
John and Juliet are sent to New York to stop a film of the aliens from being shown on network news.
Juliet and John are sent with Major Colin Powell to investigate the collapse of the Soviet Union's counterpart to Majestic.
Loengard offers to infiltrate the Hive's mothership to gain critical intelligence data and find his son.