There's only around two months until the epic superhero ensemble movie Avengers: Age of Ultron hits cinema screens around the world - and can you believe that its release will mark almost three years since the first Avengers movie came out? Time really must fly when you're having fun. Age of Ultron will be the eleventh movie in the Marvel Cinematic Universe franchise and that obviously means ten offerings have come before it. Those ten movies, possibly without you even knowing it, have been hinting at the coming of Ultron since the very beginning. Two movies ago, Captain America: The Winter Soldier directly led into Age of Ultron with a mid-credits scene that introduced three new characters who will be appearing in the movie - Baron Wolfgang von Strucker, Pietro Maximoff (Quicksilver) and Wanda Maximoff (Scarlet Witch) - but there have been a number of instances in movies that have more directly suggested that the robotic villain was on his way - or at least that he could be - starting way back in 2008 with the first Iron Man movie. So, this article is going to take a look back at a number of scenes in Marvel Cinematic Universe movies that have foreshadowed the coming of Ultron...