William Carter (voice)
Dr. Alan Weir (voice)
Myron Faulke (voice)
Angela Weaver (voice)
Lieutenant Barnes / Additional Voices (voice)
XCOM Agent (voice) (as Dave Boat)
XCOM Agent (voice)
XCOM Agent (voice) (as David Collins)
XCOM Agent (voice) (as Jim Connor)
Dr. Hara (voice)
Operator Chulski / Outsider Sniper (voice)
Shamash / Outsider Flanker (voice)
Axis / General Deems / J. Edgar Hoover (voice)
Outsider Elite (voice)
Outsider Grunt / Additional Voices (voice) (as David Fennoy)
Tech O'Brennan (voice)
Nurse Campbell (voice)
Julia Carter / Additional Voices (voice)
Agent Percy (voice)
Russian Spy / Additional Voices (voice)
Officer Rose / Additional Voices (voice)
Nils (voice)
Outsider Commander (voice)
Nico DaSilva / Sectoid (voice)
Asaru / Dr. Murphy / Pete Weaver (voice)
Analyst Krut (voice)
Dr. Heinrich Dresner / Outsider Infiltrator (voice)
Quartermaster Webb / Additional Voices (voice)
Lawrence (voice)
Kinney (voice)
Dr. Scott / Major Nigrosh / Additional Voices (voice) (as Jay Snyder)
Muton (voice)
Origin / Additional Voices (voice) (as Rick Wasserman)
Additional Voices (voice)
Motion Capture Performer
Additional Motion Capture Performer
Additional Motion Capture Performer (as Thomas Gorrebeeck)
Additional Motion Capture Performer (as a different name)
Additional Motion Capture Performer (as Kim Nguyen)