In every decade there is at least one major film that blows audiences away with it's fresh take on a specific genre or style of film making. Cinema classics such as '2001: A Space Odyssey', 'Star Wars' and 'Blazing Saddles' wowed viewers with their visual effects and interesting narrative. But before those came smaller films that inspired writers and directors for years to come with their innovative film techniques and original ideas when it came to storytelling. Below are 5 innovative films you may not have heard of that changed the industry.