When the Marvel Cinematic Universe celebrated its tenth anniversary, it was hard to believe that we already had a whole decade of Marvel movies with a shared timeline to obsess over. It is hard enough to believe that, this year, the movie that first brought the Avengers together is celebrating its own ten-year anniversary.

Just like the characters they play in the MCU, the "Avengers" cast has certainly gone through a dramatic evolution over the years. Let's explore that deeper, shall we, by sifting the slideshow below, featuring photos of the actors at the record-breaking 2012 film's red carpet premiere along with some more recent snapshots.