Public Enemy No. 1 (S04E09)

Penfold finds himself in a challenging position as he must thwart Danger Mouse's unexpected turn towards a life of villainy. With his former ally now on the wrong side of the law, Penfold feels the weight of responsibility to restore order and save their friendship. As he navigates through Danger Mouse's misadventures, he must use all his wits and courage to bring his partner back to the side of good before it's too late.