Bad Moon (1996)

IMDB
Genre : Horror, Thriller
TRAILER
Director : Eric Red
Stars : Mariel Hemingway, Michael Paré, Mason Gamble, Ken Pogue
Plot : After being bitten by a werewolf in the jungle, Ted looks for a cure. His lawyer sister, with a son and dog, invites him to park his camper by her house in the woods and live out of her fridge.