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.
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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.
| Actor | Role |
|---|---|
 Pablo SchreiberMaster Chief, Spartan-117 / John-117 | Master Chief, Spartan-117 / John-117 |
 Natascha McElhoneDr. Catherine Halsey | Dr. Catherine Halsey |
 Joseph MorganJames Ackerson | James Ackerson |
 Shabana AzmiMargaret Parangosky | Margaret Parangosky |
 Christina BenningtonCortana | Cortana |
 Natasha CulzacRiz-028 | Riz-028 |
 Olive GrayDr. Miranda Keyes | Dr. Miranda Keyes |
 Yerin HaKwan Ha | Kwan Ha |
 Bentley KaluVannak-134 | Vannak-134 |
 Kate KennedyKai-125 | Kai-125 |
 Charlie MurphyMakee | Makee |
 Fiona O'ShaughnessyLaera | Laera |
 Cristina RodloCorporal Talia Perez | Corporal Talia Perez |
 Danny SapaniJacob Keyes | Jacob Keyes |
 Jen TaylorCortana (voice) | Cortana (voice) |
 Viktor ÅkerblomArbiter Var 'Gatanai | Arbiter Var 'Gatanai |
 Tylan BaileyKessler | Kessler |
 Bokeem WoodbineSoren-066 | Soren-066 |