Returning characters • Police Constable Peter Grant; an officer in the Metropolitan Police and the first official apprentice wizard in sixty years. • Police Constable Lesley May; an officer in the Metropolitan Police. Currently on medical leave and de facto apprentice to Nightingale • Detective Chief Inspector Thomas Nightingale; head of the Folly and the last officially sanctioned English Wizard. • Molly; The Folly's domestic helper, of unknown species. • Dr Abdul Haqq Walid; world-renowned
gastroenterologist and cryptopathologist. • Abigail Kamara; annoyingly persistent teen-aged girl. • Detective Chief Inspector Alexander Seawoll; The SIO (Senior Investigation Officer) Belgravia MIT (
Murder Investigation Team) • Detective Inspector Miriam Stephanopoulos; Belgravia MIT. • Detective Constable Sahra Guleed; a junior member of the Belgravia MIT. • Frank Caffrey; LFB (
London Fire Brigade) Fire Investigator, ex-
para and a key "associate" of the Folly. • Cecilia Tyburn Thames; aka Lady Ty, "daughter" of Mama Thames and goddess of the
River Tyburn. • Olympia and Chelsea; school age twin "daughters" of Mama Thames, goddesses of
Counter's Creek and the
River Westbourne. • Fleet; another "daughter" of Mama Thames goddess of the eponymous
River Fleet. • Toby the dog; resident of The Folly, sensitive to magic.
Characters introduced in this novel • Albert Woodville-Gentle; suspected Little Crocodile • Varenka Dobroslova; Albert's live-in nurse. • James Gallagher; an American student at
St. Martins. • Zachary Palmer; James' house-mate. • Senator Gallagher; James' father and a US Senator. • Special Agent Kimberly Reynolds;
FBI liaison officer. • Sergeant Jaget Kumar;
British Transport Police • DC David Carey; Belgravia MIT assigned as Family Liaison. • DC Simon Kittredge; police officer in the CTC (
Counter Terrorism Command) • Graham Beale; CEO Beale Property Services. • Kevin Nolan: Fruit & Veg. Wholesaler. • Ryan Carroll; an up-and-coming artist. • Madame Teng; a visiting magical practitioner from Taiwan. • Robert Su; assistant to Madame Teng. == Reviews ==