Scott Innes (born October 1, 1966) is an American voice actor, author, songwriter and radio personality. He is best known for his voice over work in various Warner Bros. and Hanna-Barbera animated films, television shows, video games and commercials, most notably as Scooby-Doo, Shaggy Rogers, Scrappy-Doo, Popeye the Sailor, Fred Flintstone, Barney Rubble, Foghorn Leghorn, Muttley, Bugs Bunny, Yogi Bear and Captain Caveman. He has also provided the voice of Fred Jones, Boo-Boo Bear, Snagglepuss, Papa Smurf, Elroy Jetson, Astro, Quick Draw McGraw, Baba Looey, Elmer Fudd, Spike Bulldog and Ranger Smith in commercials.
Description above from the Wikipedia article Scott Innes, licensed under CC-BY-SA, full list of contributors on Wikipedia .