First broadcast 8th/9th April 2012.<br /><br />Harry's work colleague Justine Thompson is murdered in her house with her daughter Gemma whilst her stepson Charlie, also attacked, lies in a coma.<br /><br />Katherine Dow Blyton - Deborah Barron<br />Percelle Ascott - Joel Barron<br />Cora Thomas - Baby Ellie<br />Tom Ward - Dr. Harry Cunningham<br />Emilia Fox - Dr. Nikki Alexander<br />Anthony Flanagan - Ronson<br />Alex McSweeney - Frank McAteer<br />William Gaminara - Professor Leo Dalton<br />Neil Maskell - Stuart Thompson<br />Kate Magowan - Justine Thompson<br />Luke Bromley - Charlie Thompson<br />Gary Carr - Myers<br />Megan Prescott - Gemma McAteer<br />Nancy Carroll - Gill Bailey<br />Glenn Doherty - Kevin Thompson<br />Doraly Rosa - Stacey<br />Kate Burdette - Intensive Care Nurse
