High Quality Content by WIKIPEDIA articles! Wally Gator is one of the segments from The Hanna-Barbera New Cartoon Series. THe other segments that compose this trilogy are Lippy the Lion & Hardy Har Har and Touché Turtle and Dum Dum. THe segment consisted of 52 episodes over two seasons.WAlly Gator (voiced by Daws Butler impersonating Ed Wynn) is an anthropomorphic alligator. HE is more comfortable when he is at home, in the city zoo. MR. TWiddle (voiced by Don Messick) is the zookeeper that keeps a close watch on Wally because sometimes he escapes to check out what things are like outside.