Frank Welker

Franklin Wendell Welker (born March 12, 1946) is an American actor, voice actor, and singer. He is best known for voicing Fred Jones and Scooby-Doo from the Scooby-Doo franchise (the former since the franchise's inception in 1969 and the latter since 2002), Megatron and Soundwave in the Transformers franchise, and Nibbler on Futurama. In 2016, Welker was honored with an Emmy Award for his lifetime achievement.