Guest Stars Nicholas Farrell as Chief Inspector Paxman Amy Manson as Charlotte Hillinghead Emily Barber as Kathleen Squires Nitin Ganatra as Ishmael Andrew Whipp as Ladbroke Chloe Raphael as Esther Jankovsky Oscar Coleman as Jawad Christopher Godwin as Reverend Kneale Max Lohan as Young Mullins Kurt Egyiawan as Philip Dust Sheila Reid as Baroness Antonia Garner David Birrell as Dalrymple