Bigfoot Took Her

In 1987, teenager Theresa Bier mysteriously vanishes under bizarre circumstances in the Sierra Nevada forest. The suspect? Bigfoot; now, two investigators look to uncover modern history's strangest missing person case.

Jessica and Robert uncover shocking new testimonies surrounding Theresa's disappearance; an ex-girlfriend sheds light on Blind Johnny's dark past, and Skip's daughter unveils details about Theresa's final days and a link to the Speed Freak Killers.

The search for Theresa takes a dramatic turn, and an unsuspecting family's home becomes a potential crime scene; while new evidence emerges that could change the entire case, a final witness steps forward with heartbreaking new details.