R. L. Stine's The Haunting Hour S1E21 backdrop
R. L. Stine's The Haunting Hour poster

R. L. Stine's The Haunting Hour (2010)

S1E21 Scary Mary (1)

May 07, 2011 Season 1 Episode 21 Family, Drama

After reciting a chant, a girl and her friends accidentally summon Scary Mary through a mirror, leading to a tense showdown. As they grapple with the terrifying entity, they must find a way to outsmart her and escape the chaos they've unleashed.

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