Orphan Black poster

Orphan Black

2013-2017 5 seasons

8.3 Top 18%

(123,708 votes)

50 episodes

IMDb
This show averages 8.3, which is 0.9 points above the global average of 7.4 Top 18%
7.4 8.3 0 1 2 3 4 5 6 7 8 9 10 IMDb Rating
All 806,989 TV Episodes
This Show (50 episodes)
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S1
S2
S3
S4
S5
E1
8.1
8.4
8.1
8.6
7.8
E2
8.0
8.2
7.8
8.4
8.0
E3
8.1
8.0
7.9
8.1
8.0
E4
8.2
8.4
7.9
8.2
7.6
E5
8.2
8.2
8.2
8.3
7.9
E6
8.4
8.2
9.2
9.2
8.2
E7
8.1
8.6
8.3
8.0
8.8
E8
8.5
7.7
8.5
8.3
9.0
E9
8.6
8.5
8.5
8.6
8.8
E10
8.9
9.0
9.0
8.6
9.1
Avg
8.3
8.3
8.3
8.4
8.3
Excellent
Great
Good

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 77.68.28.89.410 Rating 5 10 15 20 25 30 35 40 45 50 Episode 10 9 8 7 6 5

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:
25 Standouts
0 Infamous
25 Hidden Gems
0 Forgettable
Standouts Infamous Hidden Gems Forgettable Global: 7.5 7.27.68.08.48.89.2 Rating 1k 1k 2k 2k 3k Votes (log scale)
Top Standout: S3E6 Certain Agony of the Battlefield
Best Hidden Gem: S5E8 Guillotines Decide

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.

Season Trajectory

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

7.57.88.18.48.79 Rating S1 S2 S3 S4 S5 Season 8.3 8.3 8.3 8.4 8.3 10 9 8 7 6 5

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 8.1 8.9 +0.8 S2 8.4 9.0 +0.6 S3 8.1 9.0 +0.9 S4 8.6 8.6 0.0 S5 7.8 9.1 +1.3

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.

78910 Rating S1 Steady avg 8.3 S2 Typical avg 8.3 S3 Typical avg 8.3 S4 Steady avg 8.4 S5 Uneven avg 8.3 Episode Premiere/Finale

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

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 10 Episodes Season 5 dominates (4/10)

  1. 1 S3E6 Certain Agony of the Battlefield 9.2
  2. 2 S4E6 The Scandal of Altruism 9.2
  3. 3 S5E10 To Right the Wrongs of Many 9.1
  4. 4 S2E10 By Means Which Have Never Yet Been Tried 9.0
  5. 5 S3E10 History Yet to Be Written 9.0
  6. 6 S5E8 Guillotines Decide 9.0
  7. 7 S1E10 Endless Forms Most Beautiful 8.9
  8. 8 S5E7 Gag or Throttle 8.8
  9. 9 S5E9 One Fettered Slave 8.8
  10. 10 S1E9 Unconscious Selection 8.6

📉 Bottom 5 Episodes Season 5 dominates (3/5)

  1. 50 S5E4 Let the Children and Childbearers Toil 7.6
  2. 49 S2E8 Variable and Full of Perturbation 7.7
  3. 48 S5E1 The Few Who Dare 7.8
  4. 47 S3E2 Transitory Sacrifices of Crisis 7.8
  5. 46 S5E5 Ease for Idle Millionaires 7.9
50 Total Episodes
9.2 Highest Rating
7.6 Lowest Rating
1.6 Range