The Substance exposes brilliantly the tortures women put themselves and their bodies through. It is bleakly true, but there’s a bigger, and happier, truth for all women.

The film follows fading A-list actress Elisabeth Sparkle (Moore) who, after being axed from her exercise segment on a morning show by Dennis Quaid’s hideous TV exec Harvey, takes an experimental substance that ‘generates a new, younger, more beautiful, more perfect, you’.

The Substance, which stars Demi Moore and Margaret Qualley, has been billed as the feminist horror film of the year - but cinemagoers have been left horrified by its gory scenes.

One of the latest horror films to land in cinemas is so ‘graphic’ viewers have been walking out before it even finishes. Starring Demi Moore, the film premiered on 20 September and has pretty simply been described as absolutely ‘f**ked’.

New 'feminist' horror movie The Substance sees Demi Moore play an ageing celebrity, who is sacked from her fitness show when she turns 50, leaving her desperate for youth, at any cost