Nickelodeon's all-action animated original series "T.U.F.F. Puppy" follows a 'dim-witted' but determined dog named Dudley Puppy (who is voiced by Nickelodeon Star Jerry Trainor), who, along with his co-workers, Kitty Katswell (voiced by Grey DeLisle), The Chief (voiced by Daran Norris), and Keswick (voiced by Jeff Bennett), works as a secret agent for an organization called T.U.F.F. (Turbo Undercover Fighting Force). "T.U.F.F. Puppy" takes place in a fictional city called Petropolis, which is populated by animal characters. "T.U.F.F. Puppy" is Butch Hartman's third animated series for Nickelodeon, after "The Fairly OddParents" and "Danny Phantom".
