10 Huge Questions That Undermine Back To The Future

6. What Does Marty Mean, There's Not Enough Road?

It's one of the most famous lines in movie history: Marty claims there's not enough road to get the Delorean up to 88mph, and Doc Brown replies, "Roads? Where we're going... we don't need roads." But the line really should have been, "What are you on about Marty?" Because the night before, Doc Brown drives Marty home. He then departs for 2015, on that very stretch of road, and he does get up to 88 mph. Surely though, we can overlook that mistake for such a classic cinema moment...