John Adams, Zelda Adams, and Toby Poser chat with IndieWire about Shudder's new necromancy nightmare set in the Catskills, and the real experiences with grief and illness that inspired it. Streaming on Shudder this Friday, January 23, “Mother of Flies” is a lo-fi ethereal nightmare unafraid to ask some of necromancy’s most brutal, existential questions. But the new indie horror film ’s trio of co-writer/directors — Toby Poser, Zelda Adams, and John Adams — say audiences and even some