A man accused of opening fire on a crowd from a multi storey car park, and killed a policeman, is claiming his innocence. Boyd's colleagues question his loyalties when he seems unwilling to re-investigate. As DC Mel Silver digs deeper, she discovers some disturbing truths about her boss.
Elenco: Trevor Eve , Sue Johnston , Tara Fitzgerald , Wil Johnson , Esther Hall , Holly Aird , George Rainsford , Eva Birthistle .