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The Best Episodes of Common Side Effects

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Every episode of Common Side Effects ranked from best to worst. Let's dive into the Best Episodes of Common Side Effects!

The Best Episodes of Common Side Effects

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...

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  1. 9.1/10(640 votes)

    #1 - Raid

    S1:E10

    Dangerous forces converge on Marshall's camp.

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    Director:Camille Bozec
    Writer:Steve Hely
  2. 8.9/10(601 votes)

    #2 - Cliff's Edge

    S1:E9

    Marshall's mushroom project grows out of hand.

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    Director:Vincent Tsui
    Writer:Sophie Kriegel
  3. 8.5/10(591 votes)

    #3 - In the System

    S1:E6

    Stuck in jail, Marshall faces new threats.

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    Director:Vincent Tsui
    Writer:Jon Foor
  4. 8.4/10(651 votes)

    #4 - Dumpsite

    S1:E4

    Frances tracks down Marshall in an unlikely location.

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    Director:Camille Bozec
    Writer:Jean Kyoung Frazier
  5. 8.4/10(612 votes)

    #5 - Star-Tel-Lite

    S1:E5

    Marshall, Frances, and their crazy neighbors deal with the aftermath of a dangerous incident.

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    Director:Sean Buckelew
    Writer:Dave King
  6. 8.4/10(535 votes)

    #6 - Amelia & Wyatt

    S1:E8

    Marshall and his new ally make a bold move.

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    Director:Sean Buckelew
    Writer:Daniel Schofield
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    The 20 WORST Episodes of Common Side Effects

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  7. 8.3/10(783 votes)

    #7 - Lakeshore Limited

    S1:E2

    Marshall's forced on the run as the DEA pursues him.

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    Director:Sean Buckelew
    Writer:Steve Hely
  8. 8.3/10(543 votes)

    #8 - Blowfish

    S1:E7

    A chance encounter offers a risky opportunity for escape.

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    Director:Camille Bozec
    Writer:Karey Dornetto
  9. 8.2/10(695 votes)

    #9 - Hildy

    S1:E3

    Marshall visits an old mentor as new pressures mount.

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    Director:Vincent Tsui
    Writer:Emma Barrie
  10. 8.1/10(913 votes)

    #10 - Pilot

    S1:E1

    Marshall meets his old high school classmate Frances and lets her in on a world-changing secret.

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    Director:Camille Bozec
    Writers:Joseph Bennett, Steve Hely

Best Episodes Summary

"Raid" is the best rated episode of "Common Side Effects". It scored 9.1/10 based on 640 votes. Directed by Camille Bozec and written by Steve Hely, it aired on 3/30/2025. This episode scored 0.2 points higher than the second highest rated, "Cliff's Edge".