The BEST episodes of Common Side Effects season 1
Every episode of Common Side Effects season 1, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Common Side Effects season 1!
Follow Marshall and Frances, former high school lab partners who 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.
#1 - Raid
Season 1 - Episode 10 - Aired 3/30/2025
Agents from the FBI and the DEA storm the site - with tragic consequences. The fate of the mushroom is decided.
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#2 - Cliff's Edge
Season 1 - Episode 9 - Aired 3/23/2025
Marshall finds out what Hildy is up to, but still faces obstacles. Copano and Harrington get on Marshall's trail.
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#3 - Amelia and Wyatt
Season 1 - Episode 8 - Aired 3/16/2025
Marshall meets an old friend and forges a new plan. Frances receives terrible news and is therefore torn.
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#4 - Dumpsite
Season 1 - Episode 4 - Aired 2/16/2025
Marshall buys a plot of land near a chemical waste site with a plan to grow more mushrooms; Frances rushes home from Europe after a huge development; Copano and Harrington investigate a connection between Marshall and Frances.
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#5 - Blowfish
Season 1 - Episode 7 - Aired 3/9/2025
Marshall is rescued by a fellow prisoner and is now in his debt. Frances struggles with a life-changing event.
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#6 - Star-Tel-Lite
Season 1 - Episode 5 - Aired 2/23/2025
Marshall, Frances, and their crazy neighbors deal with the aftermath of a dangerous incident.
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#7 - In the System
Season 1 - Episode 6 - Aired 3/2/2025
Marshall arrives in jail and learns that some very important people refuse to let him out, while danger lurks around every corner. Frances makes a fateful decision. Copano and Harrington pick up the pieces.
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#8 - Hildy
Season 1 - Episode 3 - Aired 2/9/2025
Marshall seeks advice from his old mentor, Hildy. Copano and Harrington are drawn further into the mystery of the mushrooms obtained at the raid.
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#10 - Lakeshore Limited
Season 1 - Episode 2 - Aired 2/2/2025
Marshall is on the run, trying to flee New York; Frances confides to her boss, Rick, about the mushroom; Rick sends her to Marshall's farm to get more, but the situation gets out of hand
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