The first prequel to a work of 'Stephen King (I)' not written by the author. As a result he had to split the royalties.
The head butler is played by Ridley Pearson, the movie's writer.
Spoilers: Unlike the novel this movie is based on, April does not disappear in the kitchen with Sukeena nearby. She vanishes outside, not far from her mother.
Brad Greenquist, who played Doug, has been involved with a Stephen King movie before, but more Canon. He played Victor Pascow in Pet Sematary.