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EPISODE · Jun 12, 2026 · 29 MIN

Mystery, Poison Gas, and Panic: The Mad Gasser of Mattoon:

from The Darkives: Serious history. Told not so seriously

In 1944, a small Illinois town found itself at the center of one of the strangest mysteries in American history.This week we investigate the story of the Mad Gasser of Mattoon. A mysterious figure allegedly prowling through the night, leaving victims reporting strange odors, paralysis, nausea, and fear.As reports spread across town, panic quickly followed. Residents locked their doors, armed themselves, and searched for an attacker that nobody could seem to catch.Was there really a phantom gasser stalking the streets of Mattoon? Or was the town experiencing one of America's earliest and most famous cases of mass hysteria?We get into the reports, the investigation, the suspects, and the theories that surround the case.Sometimes the most unsettling mysteries aren't about what happened...They're about what people believe happened.Lock your doors, keep an eye on the windows, and don't breathe too deeply. We're hunting for the Mad Gasser of Mattoon in this file from The Darkives.Serious history. Told not so seriously.Check out our website: darkivespodcast.comEmail us: [email protected] us on: instagramEnjoy the show? Consider leaving a rating and a comment or share us to a fellow history lover.Sources:https://www.library.illinois.edu/hpnl/blog/the-mad-gasser-of-mattoon/https://nypost.com/2024/05/27/us-news/mad-gasser-of-mattoon-inside-us-first-case-of-mass-hysteria/https://thechiseler.org/home/the-mad-gasser-of-mattoonhttps://www.fdrlibrary.org/vrba-wetzler-reportTheme music: Ways of the Wizard-geoffharveyUsed with permission, Thank you Geoff!licensed through: PixabayOther music used: licensed through Pixabay-used under the Pixabay Content License

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