Supernatural poster

Supernatural

2005-2020 15 seasons

★ 8.4 Top 15%

(529,620 votes)

327 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 (327 episodes)
327 episodes
8.3 show avg
7.4 global avg
8.3 show peak
Click to pin Pinned
L
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
E1
8.5
9.2
8.4
9.4
8.7
7.6
8.9
8.2
8.6
8.2
8.5
8.3
8.7
7.7
8.0
E2
7.8
8.0
8.6
8.5
8.6
7.8
8.3
8.2
8.2
8.5
8.6
8.1
8.4
7.8
7.3
E3
7.8
8.2
9.2
9.2
8.5
8.1
8.0
7.5
8.3
8.3
8.1
7.8
7.9
7.7
8.3
E4
8.0
7.8
8.2
7.9
9.1
9.1
7.8
7.1
8.0
7.1
9.4
8.1
8.4
8.5
8.1
E5
8.2
8.4
8.2
8.4
7.9
8.2
8.0
8.0
8.6
9.4
8.1
7.4
8.6
7.7
8.4
E6
8.2
8.2
8.0
9.1
8.5
8.4
8.5
7.9
8.1
7.9
8.4
8.2
8.2
7.9
7.8
E7
7.8
8.5
8.4
8.4
8.7
8.0
7.8
8.3
8.2
8.2
8.0
7.5
8.3
8.1
7.9
E8
6.7
8.6
8.6
8.6
9.6
7.6
7.8
8.7
7.8
7.8
8.8
8.0
8.1
8.4
8.4
E9
8.8
8.7
8.4
8.6
8.8
8.3
8.3
8.2
8.7
8.1
9.2
8.1
8.7
8.1
8.2
E10
8.3
8.4
8.4
8.8
9.2
8.5
9.2
8.1
8.9
7.7
9.1
8.1
8.1
8.6
8.1
E11
8.6
8.2
9.5
7.9
8.5
9.1
7.9
8.7
9.1
7.8
8.4
8.9
8.1
8.1
8.3
E12
8.7
8.9
9.3
7.8
8.1
8.2
8.8
9.0
7.4
8.5
8.2
8.9
8.1
8.1
7.4
E13
7.2
7.9
7.6
8.6
9.0
7.8
8.0
8.4
7.6
7.2
7.8
7.6
8.2
9.3
8.2
E14
8.1
8.7
7.8
8.3
8.8
7.4
8.0
8.4
8.1
8.8
8.7
8.3
8.2
8.5
8.6
E15
8.2
9.1
8.3
8.6
8.4
9.6
8.0
7.2
7.2
7.8
7.7
8.2
7.8
8.3
7.5
E16
8.5
8.8
9.2
9.1
8.7
8.2
8.0
7.6
8.3
7.2
8.8
7.8
9.6
7.7
7.2
E17
8.1
8.7
8.6
8.3
8.6
8.9
8.5
8.4
8.6
8.1
7.9
8.2
7.7
8.2
E18
8.5
8.4
9.2
8.8
9.0
8.4
7.3
8.1
8.7
8.8
7.7
8.5
7.7
8.5
E19
8.6
8.6
8.2
9.0
8.5
8.4
8.7
7.5
8.3
7.5
8.2
8.1
8.0
8.5
E20
8.4
9.3
8.7
8.6
8.9
9.1
8.4
5.8
8.2
9.4
7.8
8.0
9.3
7.0
E21
8.8
9.1
8.5
9.2
8.5
8.5
8.5
8.6
7.5
8.8
7.2
8.9
E22
9.2
9.4
9.3
9.7
8.9
8.4
8.5
8.4
9.1
8.8
8.8
8.3
E23
8.7
9.3
9.2
9.1
8.5
8.8
8.6
Avg
8.2
8.6
8.5
8.6
8.8
8.4
8.3
8.2
8.1
8.2
8.5
8.1
8.3
8.2
8.0
Peak
Excellent
Great
Good
Regular
Bad

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 S10 S11 S12 S13 S14 S15 5678910 Rating 33 66 99 132 165 198 231 264 297 330 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:
159 Standouts
5 Infamous
150 Hidden Gems
13 Forgettable
Standouts Infamous Hidden Gems Forgettable Global: 7.5 5.86.67.48.18.99.7 Rating 3k 5k 8k 14k 25k Votes (log scale)
Top Standout: S5E22 Swan Song
Most Infamous: S9E20 Bloodlines
Best Hidden Gem: S14E20 Moriah

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.

77.588.599.5 Rating S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 Season 8.2 8.6 8.5 8.6 8.8 8.4 8.3 8.2 8.1 8.2 8.5 8.1 8.3 8.2 8.0 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.

567891011 Rating S1 8.5 9.2 +0.7 S2 9.2 9.4 +0.2 S3 8.4 9.2 +0.8 S4 9.4 9.3 -0.1 S5 8.7 9.7 +1.0 S6 7.6 8.9 +1.3 S7 8.9 8.7 -0.2 S8 8.2 9.3 +1.1 S9 8.6 9.2 +0.6 S10 8.2 9.1 +0.9 S11 8.5 8.5 0.0 S12 8.3 8.8 +0.5 S13 8.7 8.6 -0.1 S14 7.7 9.3 +1.6 S15 8.0 7.0 -1.0

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.

5678910 Rating S1 Uneven avg 8.2 S2 Typical avg 8.6 S3 Uneven avg 8.5 S4 Typical avg 8.6 S5 Typical avg 8.8 S6 Uneven avg 8.4 S7 Typical avg 8.3 S8 Uneven avg 8.2 S9 Uneven avg 8.1 S10 Uneven avg 8.2 S11 Uneven avg 8.5 S12 Uneven avg 8.1 S13 Typical avg 8.3 S14 Typical avg 8.2 S15 Uneven avg 8.0 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 (2/10)

  1. 1 S5E22 Swan Song 9.7
  2. 2 S5E8 Changing Channels 9.6
  3. 3 S6E15 The French Mistake 9.6
  4. 4 S13E16 ScoobyNatural 9.6
  5. 5 S3E11 Mystery Spot 9.5
  6. 6 S2E22 All Hell Breaks Loose: Part 2 9.4
  7. 7 S4E1 Lazarus Rising 9.4
  8. 8 S10E5 Fan Fiction 9.4
  9. 9 S11E4 Baby 9.4
  10. 10 S11E20 Don't Call Me Shurley 9.4

📉 Bottom 5 Episodes

  1. 327 S9E20 Bloodlines 5.8
  2. 326 S1E8 Bugs 6.7
  3. 325 S15E20 Carry On 7.0
  4. 324 S10E4 Paper Moon 7.1
  5. 323 S8E4 Bitten 7.1
327 Total Episodes
9.7 Highest Rating
5.8 Lowest Rating
3.9 Range

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