Long before modern CGI gave us hyper-realistic talking animals, one movie dared to ask: What if our pets were actually elite secret agents? Released in the summer of 2001, turned living rooms into battlefields and backyards into high-tech command centers. The Plot: A War for Man's Best Friend

The story centers on a secret war that has been brewing for centuries. Professor Brody (played by the always eccentric Jeff Goldblum ) is on the verge of discovering a serum that cures human allergies to dogs.

Throwback Review: Why 2001’s ‘Cats & Dogs’ is Still the Ultimate Furry Spy Thriller