Carries a 2017 copyright date, suggesting it was completed two years before release.
The girl in the striped leggings eventually reveals her name as Allison, the same as the performer playing her, Allison Winn.
Marks the third film that Alan Ritchson and Megan Fox have done together, following their appearances in Teenage Mutant Ninja Turtles (2014) and the sequel Teenage Mutant Ninja Turtles: Out of the Shadows (2016).
The villain in "The Buffy the Vampire Slayer" episode "Out of Mind, Out of Sight" was also an invisible girl. Like Holly in this movie, this girl is ignored by everyone and eventually fades out. Unlike Holly, she turns into a killer.
The second movie Alan Ritchson and Olivia Thirlby appeared together after The Wedding Ringer (2015).