First broadcast 10/11 April, 2011.
When Boyd is told he is being removed from the CCU, he decides to take on the unsolved disappearance of a group homeless boys as his last case. As the investigation gets underway, a serious threat to both Boyd and Sarah slowly emerges. Final WtD story.
Notable guest stars: Paul McGann, David Bradley.
The one where… Boyd is told he’s being given a teaching post at Hendon, finds out Sarah betrayed him, beats up a suspect, takes Grace and Spencer home to his house, gets arrested, and finally leaves Nicholson to face rough justice. Also, Boyd’s remote control plane from Towers of Silence makes a guest appearance. Oh, and Sarah dies.
Waking the Dead 