"The Substance" star Demi Moore is getting Oscar buzz for the gory body horror movie, costarring Margaret Qualley. Here's what to know about the movie's ending.

Due to time constraints, Persin subcontracted the build of Monstro Eliasue’s suit to a U.K.-based company. “We had two full suits, one for a stunt double, and a half-built suit for Margaret, which she wore for closeups.” Persin and his team took care of all the effects, including the boob that squeezes out of one of Monstro’s many holes.

Who would ever want to turn Demi Moore into a monster? That’s precisely what director and writer Coralie Fargeat does in Moore’s latest film, The Substance, which is in theaters now. And as it happens,

Demi Moore plays Elisabeth Sparkle in 'The Substance,' a satirical horror that focuses on the pressures of body standards.