[Editor’s Note: The following article contains spoilers for the new “Suspiria,” including the ending.]

When it was first announced, plenty of people had doubts about Luca Guadagnino remaking Dario Argento’s classic 1977 horror film “Suspiria.” Argento’s movie pulses with an unforgettable soundtrack by Goblin, and is a kaleidoscope of colors, garish but instantly memorable backgrounds, and brutal death scenes. “Suspiria” didn’t need a remake, and Guadagnino knew this, clarifying that his film would be more of a tribute than anything else.

Guadagnino infused his film with the mythology of the Three Mothers, which Argento introduced in “Suspiria,” and further explored in 1980’s “Inferno” and 2007’s “The Mother of Tears.” The Three Mothers are in fact three powerful witches, who once roamed the earth, gaining power and wealth, and leaving destruction and death in their wake. There is Mater Suspiriorum or the Mother of Sighs, based in Freiburg, Germany (changed to Berlin in the new film); Mater Tenebrarum or the Mother of Darkness,...