The Dogcatcher is an antagonist in Lady and the Tramp II: Scamp's Adventure.
Lady and the Tramp II: Scamp's Adventure
He wants to capture Scamp, Buster and the rest of the Junkyard dogs. In the end, he is defeated by Angel in the pound.
Comics
In one of the Disney adventure comics, he also ended up arrested when, while trying to hunt down Scamp and Angel, accidentally put his dog-catching net on a bunch of wigs at a wigshop and on the wig shop owner