Rob Paulsen is an American voice actor and singer, best known as the voices of Raphael in the 80's Teenage Mutant Ninja Turtles (co-starring Cam Clarke and Barry Gordon), Donatello in Nickelodeon's Teenage Mutant Ninja Turtles (co-starring Seth Green and Sean Astin), Yakko Warner on Animaniacs (co-starring Jess Harnell and Tress MacNeille), and Pinky on Animaniacs and Pinky and the Brain (opposite Maurice LaMarche).