RUSSELL MADNESS tells the story of Russell, an undersized but big-hearted terrier who dreams of having a family of his own. After running away from his pet store, Russell gets taken in by The Ferraros, a family desperate to revive their grandfather's pro wrestling arena. That's when they discover their new pet pooch has incredible wrestling skills. With help from his coach, Hunk, a savvy and hilarious monkey, Russell rockets to the top of the pro wrestling world and becomes a famous sports superstar. But when a dishonest promoter double-crosses the Ferraros, Russell will face his biggest challenge and discover that the strongest tag team is family.

一名警察在接到人质报警后行动中杀死了一名非裔嫌犯，后来才知道他是无辜的。深刻审视自己根深蒂固的种族歧视，并意识到这是一场阴谋后，他决定继续将案件追查到底。