Filbert

Filbert is Stanley’s Cat he doesn’t like Patrick Little because he hates kids sense Filbert doesn’t like children and Dogs.

Patrick Little
In Patrick Little He known for Filbert the cat didn't want Patrick Little.

Patrick Little 2
In Patrick Little 2 He known for Filbert friend Todd in the neighborhoods around the houses and he finds the female dog named Aaliyah.

Patrick Little 3: Call of the Wild
In Patrick Little 3: Call of the Wild Filbert stays home with Todd but Filbert sneaks out of the house and left Todd at home.

Other Appearance
In Patrick Little Filbert and knowing for being in the show and he makes new friends.