Master Chief, Spartan-117 / John-117
Dr. Catherine Halsey
James Ackerson
Margaret Parangosky
Cortana
Riz-028
Dr. Miranda Keyes
Kwan Ha
Vannak-134
Kai-125
Makee
Laera
Corporal Talia Perez
Jacob Keyes
Cortana (voice)
Arbiter Var 'Gatanai
Kessler
Soren-066