Episode Ratings Grid

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Great
Good

Episode Power Rankings

The peaks and the valleys. Find the essential episodes — and the ones to skip.

#1
S1E6 8.6
Episode #1.6

A 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?

#2
S1E5 8.1
Episode #1.5

John and the gang go back to school to investigate the suspicious death of a headmaster. Lucy sneaks off on a covert mission, and a shocking revelation leaves John reeling.

#3
S1E1 7.9
Episode #1.1

Puzzle setter John ‘Ludwig’ Taylor’s life is upended when his identical twin, DCI James Taylor, disappears. John reluctantly assumes his identity in order to track him down.

#4 Episode #1.4 S1E4 7.9
#5 Episode #1.2 S1E2 7.7
#6 Episode #1.3 S1E3 7.7

Lowlights

#6 S1E3 Episode #1.3 7.7

A new case takes Ludwig on a walking tour of Cambridge, where he’s faced with an impossible question. Meanwhile, Lucy goes undercover and makes a grim discovery of her own.

#5 Episode #1.2 S1E2 7.7
#4 Episode #1.4 S1E4 7.9
#3 Episode #1.1 S1E1 7.9
#2 Episode #1.5 S1E5 8.1

The Quality Arc

Each point is an episode, plotted in order. Colored bands mark season boundaries. Look for the rise, the plateau, or the decline.

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Episode Engagement

High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.

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Season Momentum

Did each season build or fizzle? Green means the finale outscored the premiere. Red means the opposite. Longer arrows, bigger swings.

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Season Consistency

How steady is each season? Tightly clustered dots mean reliable quality. Scattered dots mean a wild ride.

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