Dr. Watson - The novel's other protagonist and narrator. Dr. Watson is the stout sidekick to Holmes and longtime chronicler of the detective's adventures. In Hound, Watson tries his hand at Holmes' game, expressing his eagerness to please and impress the master by solving such a baffling case. As sidekick and apprentice to Holmes, Watson acts as a foil for Holmes' genius and as a stand-in for us, the awestruck audience.