Monsters and Mysteries in America (2013)

S2E7 Green-Clawed Beast, Big Muddy Monster, Ohio Grassman

A family's seemingly innocent hiking trip descends into chaos when the kids wander off and come face to face with the terrifying Ohio Grassman. Meanwhile, a mother finds herself brutally assaulted in the river by the Green-Clawed Beast. As the day unfolds, several residents of Murphysboro also encounter the legendary Big Muddy Monster, adding to the growing tension and fear in the area.