Episode Ratings Grid

Every episode at a glance, color-coded by rating. Rows are episode numbers within each season, columns are seasons.

M
S1
S2
S3
S4
S5
S6
S7
S8
S9
E1
7.4
7.8
7.7
7.9
7.4
7.6
7.7
7.7
8.1
E2
7.5
7.8
7.8
8.1
7.5
7.6
7.8
7.8
8.4
E3
7.5
7.9
7.5
7.8
7.6
6.7
7.9
7.9
8.1
E4
7.5
7.9
7.5
7.9
7.7
6.7
7.9
7.8
7.9
E5
7.6
7.6
7.5
8.1
7.7
7.7
7.2
7.4
7.7
E6
7.7
7.8
7.8
8.3
7.8
7.6
7.4
7.2
7.8
E7
7.9
7.9
7.7
7.8
8.3
7.7
7.9
8.1
7.7
E8
8.1
7.9
7.6
7.9
8.3
7.9
8.1
8.1
7.9
E9
7.8
7.7
7.9
7.4
6.7
8.6
E10
7.9
7.8
8.1
7.4
6.7
8.7
E11
8.0
8.2
8.4
7.9
E12
8.1
8.4
8.5
8.1
Avg
7.7
7.8
7.6
7.9
7.9
7.6
7.6
7.8
8.1
Great
Good
Mid
SeriesScores.com

Episode Power Rankings

The best and worst episodes at a glance. Use this to find must-watch episodes or ones you might want to skip.

🏆 Top Episodes

#1 8.7

S9E10 Waterloo: Part 2

Time is running out for Boyd as he fights for justice against a powerful adversary.

#2
S9E9 8.6

Waterloo: Part 1

Boyd investigates the disappearance of 16 homeless boys from Waterloo Bridge in the 1980s.

#3
S6E12 8.5

Yahrzeit: Part 2

As Ben goes missing, Boyd and his team try to force the truth out of a confused David. Boyd grows increasingly close to Sarah, and Stella travels to Poland to investigate the true story.

  1. 4. S5E12 "Cold Fusion: Part 2" 8.4
  2. 5. S6E11 "Yahrzeit: Part 1" 8.4
  3. 6. S9E2 "Harbinger: Part 2" 8.4
  4. 7. S4E6 "Fugue States: Part 2" 8.3
  5. 8. S5E7 "Straw Dog: Part 1" 8.3
  6. 9. S5E8 "Straw Dog: Part 2" 8.3
  7. 10. S5E11 "Cold Fusion: Part 1" 8.2

📉 Bottom Episodes

#92
S7E10 6.7

Wounds: Part 2

The team find out that a body discovered in a disused tunnel is that of salesman Chris Dearden, who went missing in 1996.

  1. 91. S7E9 "Wounds: Part 1" 6.7
  2. 90. S6E4 "Deus Ex Machina: Part 2" 6.7
  3. 89. S6E3 "Deus Ex Machina: Part 1" 6.7
  4. 88. S8E6 "Substitute: Part 2" 7.2
SeriesScores.com

The Quality Arc

Each point is an episode, plotted chronologically. The colored bands mark season boundaries. Look for upward or downward trends to see if quality improved or declined over time.

S1 S2 S3 S4 S5 S6 S7 S8 S9 66.77.48.18.89.5 Rating 10 20 30 40 50 60 70 80 90 100 Episode 10 9 8 7 6 5
SeriesScores.com

Episode Engagement

Vote count shows how many people cared enough to rate. High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.

Rating threshold:
45 Standouts
2 Infamous
35 Hidden Gems
10 Forgettable
Standouts Infamous Hidden Gems Forgettable Global: 7.5 6.77.17.57.98.38.7 Rating 103 131 166 210 267 Votes (log scale)
Top Standout: S6E11 Yahrzeit: Part 1
Most Infamous: S1E1 Pilot: Part 1
Best Hidden Gem: S9E10 Waterloo: Part 2

Episodes plotted by rating vs. vote count. The vertical line marks the rating threshold (7.5). More votes = more engagement. Toggle above to compare against global or show-specific median.

SeriesScores.com

Series Trajectory

A simplified view: one point per season. This smooths out episode-to-episode noise to show the overall arc of the series.

77.47.88.28.69 Rating S1 S2 S3 S4 S5 S6 S7 S8 S9 Season 10 9 8 7 6 5
SeriesScores.com

Season Momentum

Did each season build momentum or fizzle out? Green arrows mean the finale rated higher than the premiere. Red means the opposite. Longer arrows = bigger swings.

5678910 Rating S1 7.5 7.8 +0.4 S2 7.8 7.9 +0.1 S3 7.8 7.7 -0.1 S4 7.9 8.0 +0.1 S5 7.5 8.2 +0.7 S6 7.6 8.4 +0.8 S7 7.8 7.9 +0.1 S8 7.8 8.1 +0.3 S9 8.3 8.6 +0.4
SeriesScores.com

Season Consistency

Some seasons are reliable bangers. Others are hit-or-miss. Each dot is an episode. Tightly clustered dots mean consistent quality. Scattered dots mean a mixed bag.

678910 Rating S1 Steady avg 7.7 S2 Rock Solid avg 7.8 S3 Rock Solid avg 7.6 S4 Steady avg 7.9 S5 Typical avg 7.9 S6 Uneven avg 7.6 S7 Uneven avg 7.6 S8 Typical avg 7.8 S9 Typical avg 8.1 Episode Premiere/Finale

Each dot is an episode. Clustered dots = consistent quality. Scattered dots = variable season. Hover for episode details.

SeriesScores.com