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Series

Common Side Effects

202523m8.4 / 102 seasons

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 rare mushroom that may hold the key to curing all the world’s diseases.

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Available in US

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Season guide

Season 1

10 episodes available

Episode 1: Pilot

22m

Marshall meets his old high school classmate Frances and lets her in on a world-changing secret.

Episode 2: Lakeshore Limited

23m

Marshall's forced on the run as the DEA pursues him.

Episode 3: Hildy

23m

Marshall visits an old mentor as new pressures mount.

Episode 4: Dumpsite

23m

On screen

Cast & Characters

Dave King

Marshall Cuso (voice)

Emily Pendergast

Frances Applewhite (voice)

Mike Judge

Rick Kruger (voice)

Martha Kelly

Agent Harrington (voice)

Joseph Lee Anderson

Agent Copano (voice)

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Frances tracks down Marshall in an unlikely location.

Episode 5: Star-Tel-Lite

22m

Marshall, Frances, and their crazy neighbors deal with the aftermath of a dangerous incident.

Episode 6: In the System

23m

Stuck in jail, Marshall faces new threats.

Episode 7: Blowfish

23m

A chance encounter offers a risky opportunity for escape.

Episode 8: Amelia & Wyatt

22m

Marshall and his new ally make a bold move.

Episode 9: Cliff's Edge

23m

Marshall's mushroom project grows out of hand.

Episode 10: Raid

23m

Dangerous forces converge on Marshall's camp.