Though deceased, Sir Charles's motivations can be inferred as maintaining his family's honor and possibly protecting a secret, as suggested by his clandestine meeting with a woman.
Barrymore is the loyal but somewhat secretive servant of Sir Charles, who holds knowledge about Sir Charles's last movements.
A mysterious woman Sir Charles was meeting at the time of his death, whose identity is unknown but significant.
Implied fears include threats to his life and the safety of his estate, as well as the consequences of the family curse.
To safeguard his family legacy and possibly to resolve personal matters discreetly, as indicated by his secret meeting.
Presumed honorable and dutiful, acting within the bounds of social expectations and personal integrity, though some secrecy clouds full understanding.
Sir Charles does not have direct dialogue in the narrative; his character is revealed through others' speech and accounts.