http://img.listal.com/image/344105/600full-forrest-gump-screenshot.jpg
http://img68.imageshack.us/i/thumbs20081209121457wh8.jpg/
You may have to do a google search for a long clip..then you may have to edit it.
http://movies.yahoo.com/movie/1800217371/trailer
http://www.fancast.com/movies/Forrest-Gump/5362/592715606/FORREST-GUMP/videos
http://www.rottentomatoes.com/m/forrest_gump/trailers/