When an old friend of Hathaway's commits suicide, Lewis investigates a link between his death and a religious group whose members are being targeted by a killer.
Quest roles:
Michael Pennington(Dr. Melville), Rachael Stirling(Zoƫ Kenneth), Oliver Milburn(Charlie Newton), Ian McNeice(Reverend King), David Ryall(Mr. Cooper), Matthew Marsh(Henry McEwan), Chike Okonkwo(Jonjo Read), Kate Miles(Nova Rose), Bruce MacKinnon(Conan Jones), Deborah Findlay(Lady Hugh), Philip Battley(Will McEwan)