cast
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Pablo Schreiber
Master Chief, Spartan-117 / John-117
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Natascha McElhone
Dr. Catherine Halsey
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Shabana Azmi
Margaret Parangosky
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Natasha Culzac
Riz-028
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Olive Gray
Dr. Miranda Keyes
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Yerin Ha
Kwan Ha
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Bentley Kalu
Vannak-134
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Kate Kennedy
Kai-125
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Charlie Murphy
Makee
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Danny Sapani
Jacob Keyes
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Jen Taylor
Cortana (voice)
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Bokeem Woodbine
Soren-066
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Fiona O'Shaughnessy
Laera
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Tylan Bailey
Kessler
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Joseph Morgan
James Ackerson
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Christina Bennington
Cortana
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Cristina Rodlo
Corporal Talia Perez
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Viktor Åkerblom
Arbiter Var 'Gatanai
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Ryan McParland
Dr. Adun Saly
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Burn Gorman
Vinsher Grath
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Casper Knopf
Young John
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Julian Bleach
Hierarch Mercy (voice)
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Olwen Fouéré
The Mother
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Jamie Beamish
Kaidon
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Sarah Ridgeway
John's Mother
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Hans Peterson
Ops Tech / Ops Tech Pereira / Sangheili Guard
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Duncan Pow
John's Father
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Hilton McRae
Hierarch Regret (voice)
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Claudius Peters
MP Malya
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Karl Johnson
Hierarch Truth (voice)
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Juliette Motamed
Carina
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David Crowley
Castor
- Iliasz Shweirif Virgil
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Ivanno Jeremiah
Antares
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Maria Luisa Costa
Manuela Perez
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Marvin Jones III
Louis-036
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Christian Ochoa
Danilo
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Anna Koval
Captain Briggs
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Dani Klupsch
Lt Mullins
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Ailsa Davidson
Tech Smith
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Tom Gaskin
Tech Jones
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Johnny K. Palmer
Control Tech Ladi
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Sky Yang
Ruben
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Ian Pirie
Professor
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Kong Jeong-hwan
Jin Ha
- Samuel Tamunotoku Gbobo Marine Doyle
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Karen Gagnon
Flight Tech Juric
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Danielle Fiamanya
UNSC Nurse
- Felipe Gabriel Mariano Malchin
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Nila Aalia
Agatha Terne
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Yuna Shin
Soojin Ha
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Sebastian Orozco
Cousin Ant
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Eliseo Barrionuevo
Cousin Mateo
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María José Bavio
Aunt Lucia
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Karen Connell
Yaz-112
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Bronte Carmichael
Julia
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Thomas Dominique
Val-015
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Eniko Fulop
Marine Pvt / Olsson
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Nneka Okoye
Djanka
- Shaun Aylward Esso
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Hayley Canham
Cara
- Zachary Hing Neru
- Olivia Liu Faaz
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Miklós Béres
Sentry
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Chan Woo Lim
Flight Tech Doan
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Mirjam Novak
Flight Tech Tesic
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Dávid Csányi
Colonel Stacker
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Sebastián Viveros
Sergeant Mendez
- Khash-Erdene Ganbold Jong Sook
- Ali Khan Attu
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Isaura Barbé-Brown
Katie Rios
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Miranda Wilson
Penma
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Francisco Labbe
David Agnoli
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Iván Fenyő
Bota
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Roderick Hill
Major Ira Halal
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Josette Simon
Desiderata
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Angie Cepeda
Violetta Franco
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Johann Myers
Reth
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Nóra Trokán
Daranka
- Karl Akortia Marine Gunnery Sergeant
- Amirreza Farajvand Marine Private
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Jessica Fostekew
Marine Sergeant Borovoi
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Dávid Miller
Murdo
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Zsuzsanna Bíró
Young Girl
- Gustavo Chiang MP Takacs
- Oladapo Oluwatosin Okunola MP Choksey
- Jaram Lee Madrigal Elder
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Caroline Boulton
Flight Technician Javal
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Csémy Balázs
Evans
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Scott Karim
Fazekas
- Quynh Ngoc Do Marine Lieutenant Goy
- Balázs Bölkény Wounded Marine
- Martin Fisher Raphael Bivas
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J. Sebastian Lee
Young Father
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Péter Jankovics
Filip
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Gábor Nagypál
Squirrel
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Anna Trokán
Trokan
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Máté Bede-Fazekas
Pete
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Joshua Jo
Man at the Well
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Keir Dullea
Fleet Admiral Hood
- Jude Cudjoe Teenage Soren
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Luke Polie
Captain Nix
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Benjamin Wainwright
Gunnery Sgt Boone
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Sam Gittins
Corporal Sims
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Micah Karns
Corporal Fisk
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Genesis Lynea
Lance Corporal Bowman
- Luke Davis Private Rand
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Blake Patrick Anderson
Felix
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Josie Lawrence
Minnie
- Ashwin Varma Refugee Husband
- Vivien Nagy Refugee Wife
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Tomi May
Baz
- Kamilla Szász Vera
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Franc Ashman
Ruby Ann
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Nathan Wiley
Karim-002
- Jessica Chisnall Virtual Companion
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Sonny Poon Tip
Ensign Bishara
- Mich Todorovic Clive
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Inotay Ákos
Oswyn
- Zar Succarotte Spiff Henchman #1
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Narantsogt Tsogtsaikhan
Spiff Henchman #2
- Jack Nevils Marine Lt
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Bill Paterson
Ackerson's Dad
- Ádám Szabó Guard #1
- Marcell Mászári Guard #2
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Olwen May
Jade
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Lotti Kővári
Specialist Pavlenko
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Elijah Isaiah Cook
Captain Tyrell
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Romany Gilmour
Marine Medic
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Tamas Szaraz
Gunnery Sergeant
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Stuart Laing
Doctor
- Johnny O'Down McCoy
- Tímea Udvari-Kardos Homesteader Woman
- István Szacsvai Homesteader Man
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Rebecka Johnston
Holystander #1
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Cat Simmons
Garwyn
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Lara Peake
Fern
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Eddie Karanja
Boy
- Aruzhan Ilaikova Young Acolyte
- Attila Heltai Gilroy
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Narcisse Mame
Okada
- Payal Vashist Scientist
- Levente Pupics ONI Guard
- Bálint Antal Black Ops Lieutenant
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Andrew Senesie
Commander Bookman
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Harry Lloyd
343 Guilty Spark (voice)
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Audrey Brisson-Jutras
Janine
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Amro Mahmoud
Lead Scientist
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Zsófia Bach
Scientist
- Hisham Omer Caged Person 2
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Robert Jackson
Enforcer
