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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(544 votes)

    #1 - Raid

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    S1:E10

    Dangerous forces converge on Marshall's camp.

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    Director:Camille Bozec
    Writer:Steve Hely
  2. 8.9/10(524 votes)

    #2 - Cliff's Edge

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    S1:E9

    Marshall's mushroom project grows out of hand.

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    Director:Vincent Tsui
    Writer:Sophie Kriegel
  3. 8.5/10(537 votes)

    #3 - In the System

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    S1:E6

    Stuck in jail, Marshall faces new threats.

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    Director:Vincent Tsui
    Writer:Jon Foor
  4. 8.4/10(600 votes)

    #4 - Dumpsite

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    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(563 votes)

    #5 - Star-Tel-Lite

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    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(477 votes)

    #6 - Amelia & Wyatt

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    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(720 votes)

    #7 - Lakeshore Limited

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    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(643 votes)

    #8 - Hildy

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    S1:E3

    Marshall visits an old mentor as new pressures mount.

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    Director:Vincent Tsui
    Writer:Emma Barrie
  9. 8.3/10(489 votes)

    #9 - Blowfish

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    S1:E7

    A chance encounter offers a risky opportunity for escape.

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    Director:Camille Bozec
    Writer:Karey Dornetto
  10. 8.2/10(840 votes)

    #10 - Pilot

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    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 544 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".