In a new behind-the-scenes featurette, Portman describes the Shimmer – a term not in the book – as a phenomenon that’s happened in the coastline region.
“They don’t know what’s happened to all of the people who have gone in and haven’t come back,” she said.
It has a stellar all-female lead cast (and Oscar Isaac in a supporting role doesn’t hurt, either).
Jennifer Jason Leigh, who is playing a psychologist named Dr. Ventress, describes this Shimmer as something that’s quickly expanding and will soon be devouring cities.
…
Annihilation (2018) - The Shimmer Featurette - Paramount Pictures