A cab driver who is arrested and confesses to murdering Enoch Drebber and Joseph Stangerson. He reveals they were Mormon polygamists responsible for the death of his fiancée Lucy, and he orchestrated their deaths for revenge with no remorse. Holmes recognizes him through correspondence found in Cleveland.
Jefferson Hope is the calculated killer whose revenge plot directly opposes Holmes' pursuit of justice.
Joseph Stangerson is a primary target of Jefferson Hope's calculated revenge plot.