Teen Wolf is a 1985 American fantasy comedy film, released by Atlantic Releasing Corporation. Starring Michael J. Fox as Scott Howard, the film is about a high school student who discovers that his family has an unusual pedigree when he finds himself transforming into a werewolf. The film was directed by Rod Daniel based on a script co-written by Jeph Loeb and Matthew Weisman. Wikipedia
Coach Finstock: There are three rules that I live by: never get less than twelve hours sleep; never play cards with a guy who has the same first name as a city; and never get involved with a woman with a tattoo of a dagger on her body. Now you stick to that, and everything else is cream cheese.