If you loved Suspiria, try The Mother of Tears
A bridge between a film you've already seen and one most people haven't. The Mother of Tears has roughly 6.9× fewer votes than Suspiria — it's a deeper cut, not a mainstream recommendation. Here's what they share, and what the second one does that the first one doesn't.
What they share
Both films are directed by Dario Argento, and they both carry the body horror, neon soaked, surreal mood tags, and they sit in Horror territory. If that's the register that drew you to Suspiria, the second film will land in a comparable space — through a different lens.
What The Mother of Tears is
Rome. Autumn. A cracked vase. A citywide surge of malice follows an unearthed relic. Hordes flock to the eternal city, each arrival a fresh horror. One young woman may be the only defense against a rising tide of infernal depravity. Argento's third act is a divisive one.

