Darkened Rooms 24 September 2026 Darkened Rooms 24 September 2026 Darkened Rooms PresentsHALLOWEEN IN CARDIFF CASTLE’S UNDERGROUND CINEMASaturday 31st October 202610:00 - THE NIGHTMARE BEFORE CHRISTMAS - SOLD OUT11:45 - HOCUS POCUS - SOLD OUT14:00 - LITTLE SHOP OF HORRORS - SOLD OUT16:00 - THE DESCENT - SOLD OUT