Mildew Wolf is a fictional anthropomorphic wolf, main antagonist, and titular character of the Cattanooga Cats segment It's the Wolf!. He is the most popular character of the series, and he was voiced by an uncredited Paul Lynde. Mildew's main goal in the segments was to catch a little sheep named Lambsy, but he was always thwarted by Lambsy's sheep dog Bristle Hound. In 1977, Mildew became an announcer on Scooby's All-Star Laff-A-Lympics, voiced by John Stephenson.