When it comes to Hollywood, studios, critics, fans and agents are always on the lookout for the next big thing. That has led to child actors becoming more prominent, with Drew Barrymore from Stephen King's Firestarter being one of the biggest cases. Of course, avid followers of pop culture can't forget the folks who worked on Disney shows in the past, such as Ryan Gosling.
Source:https://www.cbr.com/ariana-greenblatt-best-role-love-and-monsters-not-ahsoka/