Los Angeles, 1928; Saturday morning in a working-class suburb, Christine Collins says goodbye to her son Walter and leaves for work. When she comes home she discovers he has vanished. A fruitless search ensues, and months later, a boy claiming to be her nine-year-old lad is returned. Dazed by the swirl of police, reporters and her conflicting emotions, Christine allows him to stay overnight, but in her heart she knows he is not Walter. As Christine pushes the authorities to keep looking, she swi find out more...

An imaginative attempt to combine historical speculation, conspiracy thriller, and the world of Conan Doyle. Adapted largely from Stephen Knight's book The Final Solution, it has Sherlock Holmes and Dr Watson investigating the Jack the Ripper murders, and coming up with an answer that involves royalty, Parliament and the Masons! find out more...