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Episode Ratings Grid

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Reviews

Episode Power Rankings

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

#1
S5E12 9.3
Episode #5.12

Featuring a female dinosaur expert who sells seashells down on the seashore, Brian the handsome scientist reveals the weird wonders of the Greek Universe, TV's fastest-talking pensioner, Bob Hale, tries to explain the Space Race between the USA and the USSR, and there's a fitting musical finale to the end of the series.

#2
S4E15 9.2
Scary Special

Death gets a good look around as he reveals his creepiest moments - a Tudor family show the extent of their ghostly superstitions and the Vikings demonstrate how to become truly terrifying to enemies.

#3
S5E13 9.2
Song Special

Some of history's greatest characters serenade us with tales of their lives. Featuring the all-conquering Alexander the Great, the cash-loving Crassus, the feisty Joan of Arc, the brilliant but miserable Charles Dickens, and the very determined Rosa Parks.

#4 Ridiculous Romance S5E14 9.2
#5 Frightful First World War S5E15 8.9
#6 Episode #4.12 S4E12 8.8
#7 Episode #5.6 S5E6 8.8
#8 Episode #5.2 S5E2 8.7
#9 Episode #5.10 S5E10 8.7
#10 Episode #2.11 S2E11 8.6

▼ Lowlights

#139 S11E4 Terrible Transport 4.0

From camels to space rockets, it's the Horrible History of travel.

#138 Brilliant Brains S11E1 4.0
#137 Radical Renaissance S10E7 4.5
#136 British Black History S9E1 4.9
#135 Twisted Technology S11E5 5.2

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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Series Trajectory

One point per season. Smooths out the episode-to-episode noise to reveal the bigger arc.

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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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