John ‘Ludwig’ Taylor
A reclusive professional puzzle setter who is impersonating his missing identical twin, DCI James Taylor.
Episode 3
A Cambridge tour guide is found dead behind a curtain in a church. The murder appears impossible because her customers were together throughout the tour. Lucy follows James’s Sinclair evidence towards the burglar convicted of the killing.
A reclusive professional puzzle setter who is impersonating his missing identical twin, DCI James Taylor.
James’s wife. She persuades John to enter the police station and investigates James’s disappearance from home.
James’s new police partner. He admires John’s results but has a private connection to Chief Constable Ziegler.
An ambitious and methodical member of the Major Investigations Team.
James’s formidable boss and the senior officer supervising the team.
The head of the force. James secretly photographed him while investigating the Sinclair case.
Lucy and James’s teenage son, who helps examine digital clues and knows John is impersonating his father.
A 21-year-old American student and Cambridge tour guide found murdered at the final stop.
A member of Megan’s final tour group who works for a local security company.
Three clear stops for the murder puzzle and the mystery of James. Open only the last scene you have reached.
Hidden until you finish the episode.
Content note: Murder, violence, bereavement, family distress and mild strong language.