When retired merchant J. T. Manly is murdered, his son James, with whom he had quarreled, is arrested and finally convicted through the testimony of Manly's valet Aguinaldo. Shortly before James's execution, Sidney Holmes reveals to retired criminologist Martin Cross that on the night of the murder, he saw Aguinaldo commit the crime
Leah Baird
James Morrison
Violet Palmer
Harry Burkhardt
Edward MacKay
