Coralie Fargeat's bloody-as-hell satire lets the star flip the bird to showbiz's youth obsessions and beauty double standards - in the best (and grossest) way imaginable

It's long been a fact of Hollywood - ageing actresses have a tough time getting roles and many do whatever they can to appear younger. One of those, whose fame has somewhat faded but wants to return to her youthful appearance,

From daunting high-energy choreography to nine-hour prosthetic application, the stars tell EW "The Substance" was a satisfyingly grueling, months-long shoot.