8.459 minSeason 1 • Episode 6
LatestA cryptic late night call from Holly sees Lucy lured into danger. Back at the station, all eyes are on John as the pressure ramps up. Will his cover finally be blown?
John Taylor lives in quiet solitude, designing puzzles for a living, under the nom-de-plume of 'Ludwig'. When his identical twin, James, disappears off the face of the earth, John takes over his brother's identity in a quest to discover his whereabouts.
Acting
Mitchell's twin performance is genuinely disorienting — no cheap tricks.
Writing
Clues planted in episode one pay off six episodes later. Chef's kiss.
Production
Cambridge looks gorgeous enough to make you apply for a PhD.
Creator
Mark Brotherhood
Trivia, insights & behind the scenes
David Mitchell spent weeks studying his own footage to match James's mannerisms shot-for-shot.
The show's crossword-clue structure mirrors classic British puzzle mysteries like 'The Da Vinci Code' but with Mitchell's signature peevishness — a deliberate homage to the 'cosy crime' genre that slowly destabilizes its own rules.
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