Daniel Craig was far from a big name when he landed the job either, he was known for some indie UK films and TV, nothing huge, not like Dalton and Brosnan before him.
Aaron Taylor-Johnson is an interesting choice though, but I will admit that I skim read the beginning of the article and though it said Anya Taylor-Joy and I did a double take, I'm not against a lady 007 at all, but Anya wouldn't be it