When Inception was released in 2010, everyone had an opinion about the mind-bending thriller — especially about that ending. Was it all a dream? Was Saito the original architect? Was Ariadne? Either way, no one could stop talking about Christopher Nolan’s film. With a then up-and-coming cast, stunning practical effects, and that cerebral Nolan stamp, Inception is remembered as one of the great modern entries to the thriller genre. Not only did it introduce most people to Tom Hardy, but Inception‘s creation is pretty fascinating. Take a look at these facts about Nolan’s process and everything that came together to bring fans this great film.