The character Nick (Travis Tope) mentions that his mother is a patient at "Trans-Allegheny". Trans-Allegheny is the name of a historic mental hospital located in Weston, West Virginia which ceased operating in 1994.
John Donnell plays a small role as a character named Sparkplug. This is an homage to a character from the original film.
In addition to playing Charles B. Pierce, Jr. in the film, actor Denis O'Hare also voices the narration heard at the beginning of the film.
This is a loose remake of the 1976 film by the same name based on "The Moonlight Murders" incident in Texarkana.
The character "Lone Wolf" Morales is a composite name between the former real life Texas Ranger Captain "Lone Wolf" Gonzaullas and the original movie's fictional version, J.D. Morales.