Margaret Qualley wore extensive prosthetics for the bloody horror film that caused severe acne.

Margaret Qualley says prosthetics she wore for starring in “The Substance” gave her “f–ked up” acne that took a year to clear up.

Margaret Qualley really felt the effects of “The Substance.” The actress, 30, recently appeared on Josh Horowitz’s “Happy Sad Confused” podcast and spoke about how wearing extensive ...

Margaret Qualley explained why a gory 'The Substance' scene will 'stay with me forever' in her 'nightmares.' ...

Margaret Qualley is proving she’s a Hollywood force in her own right. As if her striking features, raven hair and charming smile weren’t enough to showcase that she was destined for the screen ...

Embodying her character in The Substance challenged Margaret Qualley to take new risks onscreen. Qualley, 29, tells PEOPLE the provocative body-horror film, directed by Coralie Fargeat (Revenge ...

Margaret Qualley and Demi Moore attend the premiere of their film “The Substance” at the Toronto Film Festival on Sept. 5. The two actors learned to lean on each other during a sometime ...

Hollywood star Margaret Qualley has revealed that the prosthetics she wore in the critically-acclaimed horror movie “The Substance” caused so much damage to her skin that it took about a year ...

How Demi Moore and Margaret Qualley Were Connected Before Playing Versions of Same Character in The Substance (Exclusive) “We felt like we knew each other,” Demi Moore tells PEOPLE of Margaret ...

Margaret Qualley Was Given Prosthetic Boobs to 'Endow Me with the Rack of a Lifetime' for The Substance "Unfortunately there is no magic boob potion, so we had to glue those on," the actress said ...

Embodying her character in The Substance challenged Margaret Qualley to take new risks onscreen. Qualley, 29, tells PEOPLE the provocative body-horror film, directed by Coralie Fargeat (Revenge ...