Charles Michael "Charlie" Adler (born February 20, 1956) is an American voice actor and voice director. His most famous voice credits include The Smurfs, Brandy and Mr. Whiskers, Tiny Toon Adventures, SWAT Kats: The Radical Squadron, Cow and Chicken, Aaahh!!! Real Monsters, I Am Weasel and Rocko's Modern Life. Description above from the Wikipedia article Charlie Adler, licensed under CC-BY-SA, full list of contributors on Wikipedia.