Season Guide
Common Side Effects Season 1
Season 1 Review
⚠ Spoiler alert Season notes below reveal how the story develops.
Season 1 of Common Side Effects premiered 2025-02-02 and ran 10 episodes through 2025-03-30.
Episodes
1
Summary In the opening episode, Marshall Cuso shows up in NYC with a mushroom that can cure any disease or injury, and bumps into his old classmate, Frances. But what…
2
Summary 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…
3
SummaryMarshall seeks advice from his old mentor, Hildy. Copano and Harrington are drawn further into the mystery of the mushrooms obtained at the raid. Frances has gone to Geneva with…
4
SummaryMarshall buys a plot of land near a chemical waste site with a plan to grow more mushrooms. Meanwhile, Frances rushes home from Europe after a huge development. Copano and…
5
Summary Frances and Marshall attempt to grow the last of their mushroom supply, hoping their plan works. Copano and Harrington, surveilling Frances and Marshall, run into danger when confronted by…
6
Summary 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…
7
SummaryMarshall is rescued by another inmate, but now Marshall owes him a favor. Desperate to get out of prison, he works on a risky plan when he runs into a…
8
Summary Marshall finds himself in a new circumstance that changes everything, leading him to reunite with an old friend and start a new plan. Frances finds herself torn in the…
9
SummaryMarshall discovers what Hildy has been up to, but obstacles remain. Copano and Harrington zero in on Marshall's location ...Our TakeAn all time great. If you sample one episode of…
10
SummaryThe FBI/DEA raid the compound, resulting in awful consequences. The fate of the mushroom is decided.Our TakeA top shelf classic. If you sample one episode of Common Side Effects, make…
