Originally Posted by ThePowerCosmic
Not that I thought Ultron would be involved anyway, but to be fair, here's the quote:
Wright says Ultron wasn't involved. But what about now? Script changes happen, and things change. Just saying.
Exactly! He wasn't a part, but I'd bet he will have some important reference or brief appearance. He won't be central to the plot, but you know he has to at least show up at some point.