Voice actors

Here is a list of Portal and Portal 2's voice actors.

Voice Actor	Character(s)
Ellen McLain	GLaDOS / Turrets Curiosity and Intelligence Cores Caroline relaxation vault toilet
Mike Patton	The Anger Core
Stephen Merchant	Wheatley
J. K. Simmons	Cave Johnson
Joe Micheals	Announcer
Nolan North	Corrupted Cores / Defective Turrets
Dee Bradley Baker	Atlas / P-Body