Season Guide
Common Side Effects — Season 1
Season 1 Review
Season 1 of Common Side Effects premiered 2025-02-02 and ran 10 episodes through 2025-03-30.
Episodes
1
SummaryIn 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 Marshall…
2
SummaryMarshall 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…
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
SummaryFrances 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 a…
6
SummaryMarshall 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…
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
SummaryMarshall 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 wake…
9
SummaryMarshall discovers what Hildy has been up to, but obstacles remain. Copano and Harrington zero in on Marshall's location ...Our TakeAn all-timer. If you sample one episode of Common Side…
10
SummaryThe FBI/DEA raid the compound, resulting in awful consequences. The fate of the mushroom is decided.Our TakeAn all-timer. If you sample one episode of Common Side Effects, make it this…