Back To The Future
A teenager is accidentally sent 30 years into the past in a time-traveling DeLorean invented by his friend, Dr. Emmett Brown, and must make sure his high-school-age parents unite in order to save his own existence.
Director: Robert Zemeckis
IMDb Link: http://www.imdb.com/title/tt0088763/
Click here to read a PDF version of the full screenplay:
Back To The Future (4th Draft 10-12-1984)