T.U.F.F. Puppy

T.U.F.F. Puppy is an American animated television series created by Butch Hartman. It debuted on October 2, 2010 on Nickelodeon after the premiere of Planet Sheen. T.U.F.F. Puppy aired on Nickelodeon Canada on January 7, 2011. The show's main character is a dog named Dudley Puppy (voiced by iCarly 's Jerry Trainor), who works as a secret agent for an organization called T.U.F.F. (Turbo Undercover Fighting Force). His partner is a cat named Kitty Katswell (voiced by Grey DeLisle). The show takes place in a fictional city called Petropolis, which is populated by animal characters.