[Update: Delusion: The Blood Rite is adding 6 more dates to spice up the holidays between Thanksgiving and Christmas: Nov 30, Dec 1, 2, 7, 8, and 9.] Halloween may have come and gone, but it’s not too late to watch a terrified Neil Patrick Harris headline the latest production from the interactive theater company Haunted Play. Follow Harris through this eerie West Adams house—built by a Hollywood special effects team—as he portrays a demented doctor who’s not of the Doogie or Dr. Horrible pedigree. More information.