Planet of the Cats (S04E05)

Danger Mouse and Penfold find themselves transported to a futuristic world dominated by cats, who are under the command of a descendant of their arch-nemesis, Greenback. As they navigate this feline-ruled society, the duo must devise a plan to restore order and confront the challenges posed by their furry overlords. With their trademark wit and teamwork, they embark on a mission to outsmart their new adversaries and reclaim their place in the timeline.