Season: 1 | Episode: 1 | Length: 60m
When his identical twin goes missing, puzzle setter John 'Ludwig' Taylor assumes his identity as Detective James Taylor in the Cambridge police authority in the hopes of finding clues to his brother's whereabouts. John must infiltrate the Major Investigations Team to gather information and ends up investigating a completely unconnected murder whilst remaining in character as his brother. Comedy drama starring David Mitchell, with Anna Maxwell Martin.
