@murphy_popcornSadie Sink kept her Jean Grey casting so under wraps that the only people she told on the Stranger Things set were the Duffer Brothers. She says she didn’t really tell anybody else, that was kind of it.

@murphy_popcornSadie Sink kept her Jean Grey casting so under wraps that the only people she told on the Stranger Things set were the Duffer Brothers. She says she didn’t really tell anybody else, that was kind of it.