Episode Ratings Grid

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Episode Power Rankings

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

#1
S1E5 8.4
The Calling

Maura has terrible flashbacks and makes a shocking move. A sound leads some passengers to jump overboard. Maura makes a discovery about her father.

#2
S1E8 8.4
The Key

Maura tells the passengers an unbelievable truth. Then, their memories shift and Daniel changes a code. Maura faces an unexpected reality.

#3
S1E7 8.1
The Storm

Daniel asks Maura for something she doesn't understand. Olek and Ling Yi steer the ship before a tragedy occurs. Elliot's identity comes to light.

#4 The Ship S1E1 7.9
#5 The Fight S1E4 7.9
#6 The Pyramid S1E6 7.9
#7 The Fog S1E3 7.7
#8 The Boy S1E2 7.5

Lowlights

#8 S1E2 The Boy 7.5

The captain experiences unexplainable flashbacks. A strange man follows Maura to her cabin where a boy is hiding. A bug leads to a tragedy on deck.

#7 The Fog S1E3 7.7
#6 The Pyramid S1E6 7.9
#5 The Fight S1E4 7.9
#4 The Ship S1E1 7.9

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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