Boogeyman 3

Boogeyman 3 is a 2008 supernatural horror film directed by Gary Jones and starring Erin Cahill, Chuck Hittinger, and Mimi Michaels. It is the third and final installment of the Boogeyman film series, following Boogeyman and Boogeyman 2 and centers on a college sophomore, Sarah Morris, who tries to convince her dorm that the Boogeyman is real. Little does she know that the more she tells people of the existence of the Boogeyman, the evil supernatural force becomes stronger. The film is a co-production between the United States and Belgium.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.