A shadowy figure unleashed terror in Mattoon, Illinois in 1944. Dubbed the Mad Gasser, this mysterious intruder sprayed toxic fumes into homes, leaving victims paralyzed and panicked. Was it a deranged chemist, a wartime hoax, or pure hysteria? Decades later, the truth remains elusive, fueling wild conspiracies. Join host John Genua on America's Strangest History as he unravels this spine-chilling enigma. Tune in and decide: who—or what—was the Mad Gasser?Join us as we investigate this and other puzzling episodes from America's history, shedding light on stories that continue to captivate and confound. Subscribe to "America's Strangest History" for regular updates on the unexplained and the uncanny.Subscribe to our YouTube channel. https://www.youtube.com/@AmericasStrangestHistory-ASHInterested in the strangest documented history? Subscribe for mysteries of unusual historical events and the fascinating past of vampires, ghosts, and lost treasures!

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“What did the council decide on item 42?” — answered with the speaker and the moment.

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