“Heston faces an ethical dilemma when an arthritis-ridden patient challenges his attitude to her pain relief. Jack and Immie’s sibling argument spirals out of control with shocking consequences.” Broadcast: Thursday November 18, 2010 on BBC1 and BBC-HD • Guest stars: Deirdre Doone • Dominic Gately • David Hounslow • Director: Saran Punshon • Producer: Carol Harding