“Disquiet” (R, 1 hour, 25 minutes, On Demand) The parade of supernatural horror thrillers that began in advance of Halloween hasn’t let up in 2023. Here’s another, in which Sam (Jonathan Rhys Meyers) awakens after a nearly fatal car wreck to discover he is trapped in an abandoned and totally dark hospital by creepy staff members who spend their time working on unspeakable experiments and have no intention of letting him leave. With Rachelle Goulding, Elyse Levesque, Lochlyn Munro, Garry Chalk, Trezzo Mahoro; written and directed by Michael Winnick.