A five-year-old girl goes missing and the police are called in to search. When her body is found inside a sewage pipe, it becomes a murder investigation, which is headed by Detective Superintendent Walker. They follow a few leads and eventually arrest a suspect, who is then sent to trial.
Quest roles:
Lee Ross, Anne-Marie Duff, Jake Wood, Helen McCrory, Morag Siller, Corin Redgrave, David Gwillim, David Fleeshman, George Sweeney, Martin Herdman, Nicholas McGaughey, Harmage Singh Kalirai