Cinderella was always a body-horror story. Norwegian director Emilie Blichfeldt’s ‘The Ugly Stepsister,’ which premiered tonight at Sundance, underlines the base grotesquerie of the original fairy tale.

Review: Emilie Blichfeldt's feminist body horror fairytale 'The Ugly Stepsister' isn't more than skin deep, but it's squeamish enough that way.

Director Emilie Blichfeldt breaks down her dreamy horror fable "The Ugly Stepsister," which is debuting at Sundance on Thursday.

Director Emilie Blichfeldt skewers unfair female beauty standards in a horrific spin on the fairy tale, presented here from the rival's perspective.