Filmmaker Jane Schoenbrun first caught the public’s eye with their debut feature, We’re All Going to the World’s Fair. They then delivered what was one of my favorite films of 2024, the nostalgia-baked I Saw the TV Glow. Their next film, Teenage Sex and Death at Camp Miasma, promises an unconventional take on the slasher…one that star Gillian Anderson (“The X-Files”) can’t wait for audiences to see.

Anderson recently sat down with Collider, where she was asked about the project. “There’s this film that I just...