Anna Liddel also known as Anna Cavendish is a character in The Sinking City.
This page contains spoilers for the case Quid Pro Quo.
Anna Liddel is a member of the EOD who Charles first meets during the Quid Pro Quo case.
She is first seen at the Fish Market distributing free fish to the needy people in Oakmont.
She is the ex-wife of Prof. George Cavendish, who was not happy about her involvement with the EOD. She left him after telling him that the child she was pregnant with was not his, but "blessed by the sea".