The daughter of Leuwen Grayle who initially attempts to bribe Marlowe to drop the case, but secretly aims to protect him from Jules Amthor's traps. She assists in locating Helen at the beach house and later develops a romantic interest in Marlowe after learning the truth.
Mutual romantic attraction develops, culminating in a kiss after the case resolves.
Leuwen is Ann's father, described as weak, elderly, and wealthy.
Ann attempts to dismiss Marlowe's investigation, indirectly involving Marriott's case.
Ann views Amthor as a threat and attempts to neutralize his influence over the case.
Explore the full interactive character relationship map of Murder, My Sweet