Boogeyman II (1983)

Lacey is approached by a group of Hollywood phonies to make a movie based on her experiences. Lacey travels to Hollywood, to the home of a film director, where she brings along the last surviving haunted mirror shard from the end of the first movie as proof to her horrifying experiences. One by one, the phonies are killed by the mirror spirit who possesses the body of the director's manservant.