Dee Bradley Baker
Dee Bradley Baker is a voice actor best known for voicing Klaus Heissler from American Dad ad also voices in Dad and many other voices from Cow and Chicken, Perry the Platypus from Phineas and Ferb,  Squilliam Fancyson, Bubble Bass, and other characters from SpongeBob SquarePants, Adventure Time, Ben 10, Batman: Arkham City & Knight, Codename: Kids Next Door, X-Men Legends, The Legend of Korra, Avatar: The Last Airbender, Halo, Gears of War, Portal 2, and Left 4 Dead 2. He also does voices for My Life as a Teenage Robot.