Neither does Samus (other M excluded), but they still had a voice actor to do the grunts of pain in the Prime series.Mrsnugglesworth said:Gordon Freeman doesn't talk.needausername said:The guy that did Gordon Freeman, Claude, and Dorothys singing in "The Wizard of Oz".
I was surprised to find out that Billy West (former voice of Fry and others from Futurama), was, at one point, also the voice of Bugs Bunny.