First broadcast 3rd August 2006.
Lynley investigates the murder of a 23 year old girl in Hyde Park after she quit her job with a high profile lawyer to work for an on-line sex site.
Isabella Calthorpe - Emily Proctor
Sharon Small - DS Barbara Havers
Nathaniel Parker - DI Thomas Lynley
Paul Hickey - Stewart Lafferty
Shaun Parkes - DC Winston Nkata
Ciaran McIntyre - O'Neill
Diana Hardcastle - Deborah Proctor
David Yelland - Guy Proctor
Lindsey Coulson - Hester Reed
Blake Ritson - Graham Marshall
Samuel West - Tony Wainwright
Catherine Russell - Helen Lynley
Vee Vimolmal - Cleaner
Georgia Mackenzie - Lisa Conroy (as Georgia McKenzie)
Joe Armstrong - Darren
Wayne Foskett - Robert Tanner
Roland Oliver - DS Robert Mills
Martin Heathcote - Police Officer