First broadcast 17th/18th January 2013.
Leo attempts to help Mark Benson, whose wife Shona was imprisoned for killing their baby and begins to spot discrepancies in the expert witnesses at the trial.
Bryony Afferson - Petra Smith
Emilia Fox - Dr. Nikki Alexander
David Caves - Jack Hodgson
Amanda Drew - DI Reed
Samantha Kissin - Ellisabet Vrinksa (as Sammy Kissin)
Freya Parker - Mary Smith
Lashana Lynch - Shona Benson
Ashley Chin - Mark Benson
William Gaminara - Professor Leo Dalton
Bill Ward - Hearns
Davood Ghadami - Ali Kolahi
Wendy Albiston - Stacey Greggs
Bryan Dick - Lucas Ballinger
Sean Jackson - Roper
Liz Carr - Clarissa Mullery
Adam James - Dr. Richard Fell
Alexander Newland - Flynn
Mark Bonnar - Piers Christie
Deshaun Strong - Darius Benson
Matt Owens - Firefighter
Colin Tierney - Jeff Hart
Danielle Bux - Reporter Jan Evans
Hasan Dixon - Jake Winter
