John Ludin is a writer who scripted the third season Dog City episode "No Pain, No Brain."
Ludin began writing for the Walt Disney Company in 1978, creating character shows and events for the theme parks, including a couple of projects with Wally Boag. Moving into television animation in the mid 1980s, Ludin's first series was The Get Along Gang. He worked for Hanna-Barbera on The 13 Ghosts of Scooby-Doo, The Smurfs, Yogi's Treasure Hunt, Pound Puppies, The Flintstone Kids, The Completeley Mental Misadventures of Ed Grimley, and Bill & Ted's Excellent Adventures, as well as the specials The Flintstones' 25th Anniversary Celebration and The Good, the Bad, and Huckleberry Hound.
Ludin went on to write for such series as Back to the Future, The Mask, Animaniacs, Pinky and the Brain, Digimon, and House of Mouse. In 2003, he wrote multiple LeapFrog home video releases.