There are going to be spoilers ahead, so if you haven’t seen any of the classic films below, go and check them out. You can see where they are streaming by visiting JustWatch. 

Before the age of spoiler content on social media, you had to actually go see a film in order to see the ending for yourself,  unless you had that one friend who delighted in taking the fun out of your theater experience. I had an acquaintance ruin the ending of The Usual Suspects (1995) for me,...