Characters of the Book
Philo Vance
John F.-X. Markham
- District Attorney of New York County.
Mrs. Tobias Greene
- The mistress of the Greene mansion.
Julia Greene
- The eldest daughter.
Sibella Greene
- Another daughter.
Ada Greene
- The youngest daughter.
Chester Greene
- The elder son.
Rex Greene
- The younger son.
Dr. Arthur Von Blon
- The Greene family physician.
Sproot
- The Greene butler.
Gertrude Mannheim
- The cook.
Hemming
- The senior maid.
Barton
- The junior maid.
Miss Craven
- Mrs. Greene's nurse.
Chief Inspector O'Brien
- Of the Police Department of New York City.
