When a couple crashes their car in the mountains, they seek shelter in an isolated cabin. Its inhabitants, though somewhat unusual, are eager to make their guests feel right at home. But as the blizzard outside rages on and one night turns into several, the couple becomes less and less sure of what's true—about their hosts, themselves, and why that sound in the walls keeps getting louder.

Two-time Tony Award® winner Laurie Metcalf (A Doll's House, Part 2) leads an ensemble cast that includes Emmy® Award winner Tatiana Maslany (Orphan Black), Emmy nominee Paul Sparks (House of Cards), Sophia Anne Caruso (Beetlejuice), and Millicent Simmonds (A Quiet Place). Written by Levi Holloway and directed by two-time Tony Award winner Joe Mantello (The Humans, Wicked), GREY HOUSE is a first-of-its-kind Broadway thriller that The New York Times calls, “an expert haunting that's freak-out fun.”