In an era saturated with dystopian narratives, Common Side Effects (Adult Swim, 2025) distinguishes itself through its quiet, fungal apocalypse. Created by Steve Hely and produced by Joe Bennett (co-creator of Scavengers Reign ), the series trades nuclear wastelands for the mycelial networks beneath a hyper-capitalist, surveillance-saturated present. The central McGuffin—a blue, bioluminescent mushroom capable of curing any ailment, from a broken leg to end-stage brain cancer—is not merely a plot device but a philosophical pressure test.
This ecological theology has radical implications. The paper posits that the show argues for a form of planetary vitalism . The mushroom is not a tool but an agent. It chooses who to heal based on a logic opaque to humans. It refuses to heal Frances Appleton’s dog because the dog, per the network’s calculus, is part of a household of extraction. It heals a dying forest before a dying billionaire. The “side effect” of this intelligence is existential terror for the human ego. We are not the masters of the cure; we are merely its vectors. Common Side Effects
Harrington becomes the show’s moral compass not through action but through observation. She witnesses a RegenTek hitman murder a terminally ill child to prevent the mushroom from being tested. In that moment, the state’s claim to a monopoly on legitimate violence collapses. The paper argues that Harrington’s eventual defection from the DEA represents the series’ hope for institutional reformation: the recognition that when the law protects murder (of the sick) and punishes healing, the law has become the disease. In an era saturated with dystopian narratives, Common