If Hollywood had a superhero throne, Spider-Man would be perched upon it. As the most popular superhero in the world, the web-slinger plays a pivotal role in three of the six highest-grossing film franchises in history: the Marvel Cinematic Universe; the Avengers quadrilogy; and the Spider-Man movies themselves. Spidey has come a long way since Marvel guru Stan Lee first concocted him in 1962, but until now his cinematic journey...