Resident Patient: The

Accomplices and former gang members who use a medical ruse to infiltrate Blessington’s quarters. Incident Timeline

Holmes’s loyal companion and the story's narrator. The Resident Patient

The "resident patient" and former member of the Worthingdon Bank Gang who lives in terror of his former associates. Accomplices and former gang members who use a

Blessington sets up Trevelyan in a Brook Street practice, taking residency to monitor his "investment". taking residency to monitor his "investment".