Since the movie is mostly about Danny finding her inner strength, it's mostly a one-woman show for Vincent, an attractive actress capable of at least somewhat better than this. Vincent looks great in a tight top (though it never comes off, even in the sex scene, which is accompanied by a creepy song by director Steven R. Monroe's wife), cries easily and isn't the least bit convincing firing a gun, but she isn't the film's problem.
A bigger problem is that for the first half-hour, "It Waits" is sure that viewers are eager to wait on the carnage while Monroe plays around with flashbacks to show Danny's distress. By the time the director realizes that he's supposed to be doing a horror movie, it's too late for there to be any developed characters to be killed, so he has to introduce a couple hikers whose names might as well be Mr. Dead and Mrs. Meat. Another ready-to-die cameo comes from
A better explanation for the creature's genesis is provided by co-writer and producer
Many more anecdotes about rain and the parrot pop up in the commentary track with Monroe and Vincent. After chatting for 30 minutes -- long enough to discuss the complications of shooting a sex scene with the flu -- Vincent leaves on a callback for an episode of "Monk." She seems not to have gotten that part, but at least she got to skip out on the end of the movie.