First broadcast 18th November 2007.
The body of a missing schoolgirl is found in a lake wrapped in rubble sacks and chains.
Paul Hickey - Stewart Lafferty
Nathaniel Parker - DI Thomas Lynley
Sharon Small - DS Barbara Havers
Kit Jackson - Patrick Middleton
Michael Feast - Asst. Commissioner Evans
Shaun Parkes - DC Winston Nkata
Mark Bonnar - DC Ed Harvey
Barbara Wilshere - Anna Stevens
Joel Dommett - Josh Tyler
Robin Kermode - Tony Stevens
Eleanor Gecks - Kelly Stevens
Lorraine Stanley - Maggie
David Earl - George
Honeysuckle Weeks - Tania Thompson
James D'Arcy - Guy Thompson
Ken Bradshaw - Technician
Tony Lucken - Uniformed Officer
Kate Miles - Kate Myers
Guy Williams - John Folkard
Glynis Brooks - Marion Stein
Nicholas Gecks - Mike Thompson
Rachel Bavidge - Doctor
Tim Wallers - Derek Tripp
Janet Spencer-Turner - Tania's Mother
Vincent Brimble - Tania's Father
