Kyle Killen Creator, Executive Producer Pablo Schreiber Master Chief Petty Officer John-117 Actor Jen Taylor Cortana Voice Natascha McElhone Dr. Catherine Halsey Actor Bokeem Woodbine Soren-066 Actor Shabana Azmi Admiral Margaret Parangosky Actor Natasha Culzac Spartan Riz-028 Actor Olive Gray Dr. Miranda Keyes Actor Yerin Ha Kwan Ha Actor Bentley Kalu Spartan Vannak-134 Actor Kate Kennedy Spartan Kai-125 Actor Charlie Murphy Makee Actor Danny Sapani Captain Jacob Keyes Actor Kiki Wolfkill Executive Producer Bonnie Ross Executive Producer Frank O'Connor Executive Producer Steven Kane Executive Producer Steven Spielberg Executive Producer Darryl Frank Executive Producer Justin Falvey Executive Producer Otto Bathurst Executive Producer Toby Leslie Executive Producer Scott Pennington Executive Producer