Common Side Effects backdrop
Common Side Effects poster
TV SeriesReturning Series

Common Side Effects

Episode Ratings

IMDb ratings graph for every episode of Common Side Effects across all 2 seasons.

2025 · 2 seasons · Adult Swim · Animation · Drama · Comedy
IMDb
8.5
21k ratings
TMDB
8.5
364 ratings
Community
—
Be the first to rate
Rate this series
☆☆☆☆☆☆☆☆☆☆
Sign in to rate

Episode Ratings

Season-by-season heatmap · hover a cell for details

Episode ratings

Rating:MasterpieceExcellentGoodAveragePoorN/A
S1
S2
E1
8.1
—
E2
8.2
E3
8.1
E4
8.3
E5
8.3
E6
8.4
E7
8.2
E8
8.3
E9
8.8
E10
9.0
AVG
8.4
—

Overview

Former high school lab partners Marshall and Frances begin to unravel a conspiracy involving big pharma and the federal government to suppress knowledge of a rare mushroom that may hold the key to curing all the world’s diseases.

NetworkAdult Swim
Runtime~23 min
Seasons2

Common Side Effects holds an IMDb rating of 8.5 from 21K votes. Across its 10 rated episodes, the highest-rated is S1E10 "Raid" at 9.0, and the lowest is S1E1 "Pilot" at 8.1. Season 1 is the strongest, averaging 8.4 per episode. Explore the full episode ratings graph below, season by season.

Peak9.0
S1E10Raid
Low point8.1
S1E1Pilot

Averages 8.4 across 10 rated episodes — strongest run is Season 1 at 8.4.

Average by season

Season 18.410 eps

Top-rated episodes

1S1E10Raid9.0
2S1E9Cliff's Edge8.8
3S1E6In the System8.4
4S1E4Dumpsite8.3
5S1E5Star-Tel-Lite8.3

Community reviews

✍️
No reviews yet
Be the first to share your thoughts on this title.

Frequently asked questions

How many episodes does Common Side Effects have?

Common Side Effects has 11 episodes across 2 seasons.

How many seasons does Common Side Effects have?

Common Side Effects has 2 seasons.

What is Common Side Effects's IMDb rating?

Common Side Effects holds an IMDb rating of 8.5 from 21K votes.

What is the highest-rated episode of Common Side Effects?

The highest-rated episode of Common Side Effects is S1E10 “Raid”, rated 9.0 on IMDb.

What is the lowest-rated episode of Common Side Effects?

The lowest-rated episode of Common Side Effects is S1E1 “Pilot”, rated 8.1 on IMDb.

Which season of Common Side Effects is the best?

Season 1 is the highest-rated, averaging 8.4 per episode.