First broadcast 1st April 2013.
Joey Ross draws Jonathan into a complex case involving a secret society, seemingly supernatural events at a girls' boarding school, and the miraculous disappearance of a body.
Joanna Lumley - Rosalind Tartikoff
Anna Burnett - Young Rosalind
Lucie Wolfman - Grace
Lydia Gerrard - Young Beth
Angelica Jopling - Kate
Mairéad Conneely - Sister Cunegonde
Nigel Planer - Franklin Tartikoff
Michael Lumsden - Peter Churchill
Abigail McKern - Beth
Hasina Haque - Fariba Tartikoff
Mark Frost - Brad
Sheridan Smith - Joey Ross
Robert Styles - Jack
Louise Yates - Davina
Sarah Alexander - Polly Creek
Alan Davies - Jonathan Creek
Samantha Coughlan - Receptionist
Sharlene Whyte - WDC Atkins
Rik Mayall - D.I. Gideon Pryke
James Buller - DS Cudlipp
Esme Allen-Quarmby - Schoolgirl (as Esme Molly)
Lasco Atkins - Homeless Man
Faith Elizabeth - Office Worker
Phoebe Jones - Natalie
Woody Allen - Self (archive footage)
Paul Blackwell - Police Officer
Bern Collaço - Police Officer
Nigel Genis - Magic Circle Member
Stephen Hawking - Self (archive footage)
David Renwick - TV Interviewer
Meryl Streep - Self (archive footage)
