The sibling characters of Daryl and Erin Luger are played by real life siblings Clark and Cassidy Freeman.
The Rialto Theater is an actual theater in Lancaster, NH and was originally built in 1930.
Among the photographs at the beginning is a photo of a trussed up dead man on a gurney. This is in fact gangster Walter Sage after he was pulled from Swan Lake in New York's borscht belt region. He had been put in charge of the illegal slot machines in the resorts and was found to be skimming from the profits. After being stabbed to death his body was tied to a slot machine rack and thrown into the lake.
Filmed in 20 days in the isolated, remote region of Pittsburg, NH.
Many of the cast and crew began experiencing vivid nightmares starting on the second week of filming.