It's possible that we sometimes get so carried away while watching a movie that a flying man, a wizard or talking aliens don’t look strange at all.
However, creating believable illusions is harder than it might look. It's pretty neat to see how the magic happens, and how believable movies manage to be despite the reality of their production.
The internet has, in recent years, unearthed a whole cache of splendid snaps captured behind the scenes.
Here are 18 rarely seen behind-the-scenes photos from iconic films like 'Psycho', 'The Matrix', 'Star Wars', 'Titanic', 'Harry Potter', etc.