Voir Miss Scarlet, Seasons 1-5 - Episode 30

When Detective Fitzroy is assaulted in an alley and severely beaten, Blake and Phelps put their dislike for each other aside and work to find the culprit. But when Eliza is hired by Fitzroy’s mother, she becomes embroiled in the murky world of international espionage. Can Eliza, Blake and Phelps bring down the Russian secret service and protect their friend and colleague Fitzroy?