David Harvey is arrested, but while he is in custody, two more identical killings occur, casting doubt on his guilt. Jimmy Beck, meanwhile, cannot get over his guilt over Bilborough's death and raping Penhaligon.

Cast: Sharon Percy, Robert Cavanah, Ricky Tomlinson, Paul Copley, Geraldine Somerville, Barbara Flynn, Robbie Coltrane, Stephen Tomlin, Lorcan Cranitch, Brid Brennan, Claire Stephanie Hardacre, Leanne Molloy, Andrew Whyment, Andrew Knott, Clive Russell