First broadcast 10th April 2011.<br /><br />During an ecumenical conference in formerly Catholic St. Gerard's college, the poisoning of a female black American bishop triggers a series of bizarre murders.<br /><br />Ronald Pickup - Fr Moreno Mancini<br />Siân Phillips - Adele Goffe<br />Pamela Nomvete - Helen Parsons<br />Christopher Timothy - Barry Winter<br />Daniel Ryan - Felix Sansome<br />Kevin Whately - DI Robert Lewis<br />Laurence Fox - DS James Hathaway<br />Amelia Bullmore - Caroline Hope<br />Sorcha Cusack - Prof Joanna Pinnock<br />Amanda Ryan - Gina Goffe<br />Paul Anderson - Alastair Darlow<br />Nicholas Sidi - Stephen Blackmore (as Nick Sidi)<br />Rebecca Front - Chief Superintendent Jean Innocent<br />Clare Holman - Dr. Laura Hobson<br />Aisling Bea - Hotel Receptionist<br />Scott Arthur - Constable<br />Amber Aga - DC Karen Middleton (as Amber Agar)<br />Graham Curry - City Council Worker<br />Ruth Rickman - Wedding Guest<br />Gilbert White - Scene of Crime Officer
