The Big Bang

Microsoft Sam

Master Chief (Voice)

Microsoft Mike

The Arbiter (Voice)

Microsoft Mary

Cortana (Voice)

Greg

Greg the Spider

Elizabeth Carr-Ernst

Claire Ferguson (Voice) / Kylie (Voice)

Bruce Greene

Colin Hunt (Voice)

Matt Dannevik

Stephen (Voice) / Kyle Mathison (Voice)

Jordan Kast

Tyler King (Voice)

Khail

Adam McIntyre (Voice)

Ian Beckman

Cameron Jones (Voice)

Shaun Hutchinson

Duncan (Voice)

Jennifer Espino

Emma (Voice) / Michelle Harris (Voice)

J.C. Cheng

Victoria Donnovich (Voice)

Lindsey Washburn

Mrs. McIntyre (Voice)

Jon Graham

Eugene / Xbox Live Players (Voice)