The Beast Within
In the beginning of the movie you see a woman getting raped by a man-creature of some sort. The movie takes place years later when the child that was a result of that rape is on the rampage looking for ...
A novelist's wife and son see him changed by an apparent encounter with aliens in the mountains.
Howling II: Stirba – Werewolf Bitch
A young girl whose sister was murdered by werewolves helps an investigator track down a gang of the beasts through the U.S. and Europe.