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Rise from the fall.
Depicting an epic 26th-century conflict between humanity and an alien threat known as the Covenant, the series weaves deeply drawn personal stories with action, adventure and a richly imagined vision of the future.
A deadly evacuation mission signals a shift in Master Chief's war with the Covenant. On Reach, a new regime takes the reins at FLEETCOM. John senses a looming threat close to home.
John pushes Silver Team to its limit as he searches for missing Spartans; Kai worries about John's stability. Kwan finds the Rubble is a far more dangerous place in Soren's absence. Halsey seeks the identity of her captor.
John and Silver Team embark on an unsanctioned mission. Laera, Kwan and Kessler must escape Soren's mutinous crew. Ackerson receives troubling intelligence from Cortana. The threat of an attack forces Ackerson to make an irrevocable decision.
A Covenant assault threatens humanity's most important stronghold. John, Perez and Silver Team fight an overwhelming enemy. Adm. Keyes rallies the UNSC forces to make a stand. Halsey and Soren must work together to escape captivity.
In the aftermath of defeat, the survivors struggle to pick up the pieces. On the desolate planet of Aleria, John grapples with an unprecedented loss. Soren and Laera search for their missing son. Makee treads carefully as the Arbiter grows impatient.
John seeks revenge on a secret ONI planet. Perez trains to become a new kind of soldier. Kai finds herself torn between her Spartan code and her loyalty to Master Chief. Makee turns to Cortana for help in her search for the Halo.
John-117 comes face to face with Makee. A revelation leads Ackerson to question his loyalties. Soren and Laera's relationship begins to fracture. Halsey, Kwan and Miranda work to solve a mystery.
The climactic battle for the Halo begins. John makes a fateful choice. Soren and Kwan undertake a rescue mission. Halsey and Miranda unleash an ancient horror.
Pablo Schreiber
Master Chief, Spartan-117 / John-117
Natascha McElhone
Dr. Catherine Halsey
Joseph Morgan
James Ackerson
Shabana Azmi
Margaret Parangosky
Christina Bennington
Cortana
Natasha Culzac
Riz-028
Olive Gray
Dr. Miranda Keyes
Yerin Ha
Kwan Ha
Bentley Kalu
Vannak-134
Kate Kennedy
Kai-125
Charlie Murphy
Makee
Fiona O'Shaughnessy
Laera
