Calificación
Reparto
Erin Mudry
Chell
Cate Richardson
Chell (Double)
J.D. Dueckman
Wheatley
Fairlith Harvey
GlaDOS/Caroline
Greg Delmage
Cave Johnson
Stephen Blakley
Adventure Core
Andrew Lynch
Fact Core
Chris Nyarady
Space Core
Patrick Courtin
Doug Rattman
Patrick Courtin
Doug Rattmann
Jason Marnocha
Announcer