Greta Gerwig has dipped into the call sheet of her previous smash hit, Barbie, and cast Emma Mackeyin a key role as The White Witch in her upcoming Narnia movie. Mackey has officially landed the coveted role of Jadis, the villainous spellcaster, in Netflix’s upcoming Chronicles of Narnia film. Mackey, fresh off her success in Barbie (also directed by Gerwig), will lead the dark side of the magical world in what looks to be a unique and bold take on The Magician’s Nephew, the sixth book in C.S. Lewis’ iconic fantasy series.

While Netflix has declined to comment officially, sources confirmed to THR that Mackey beat out stiff competition for the role — including The Substance star Margaret Qualley — after months of casting rumors that even at one point linked pop star Charli Xcx to the part. No brat winter then? In the novels, Jadis, or the White Witch,...