The mystery deepens as Jack gets closer to finding the other missing boy.
Quest roles:
Kieran Bew(DI Jack Burns), Jonty Stephens(Joe Dawson), Kathryn Hunt(Brenda Dawson), John Bowler(Asst Chief Constable Arthur Coulson), Jack Derges(Bill Pearson), Richard Huw(Reverend Buckley), Jan Harvey(Helena Cole), Sarah Moyle(Miss Rosemary Lawrence), Clare Burt(Mrs Buckley), Tom McLarney(Sam Pratt), Daniel Ormerod(Johnny Harris), Jennifer Bea(Lisa Harris), Nick Cavaliere(Salvatore Angeletti), Kerry Washington(Bessie Cradditch), Alexandra Wilson(Jessica Mundy)