Ellen McLain

Ellen McLain is an American opera singer and voice actress from Nashville, Tennessee. She is known for providing the voice of GLaDOS, the computer antagonist of the Portal video game series. --- McLain provides voices for many characters in several video games from Valve. Among them are GLaDOS, the artificial intelligence antagonist in Portal (for which she won an AIAS Interactive Achievement Award for Outstanding Achievement in Character Performance) and Portal 2, the announcer in Team Fortress 2, and the voice of the Combine Overwatch for the Half-Life 2 series. --- McLain is married to John Patrick Lowrie, a fellow voice actor, who also worked on the video games Half-Life 2 and Team Fortress 2. In Half-Life 2, her husband voiced the citizens who assist the protagonist. In Team Fortress 2, Lowrie voices the Sniper.