I've been looking through my old LEGO collection and rebuilding a few choice sets. This castle is '6087: Witch's Magic Manor' from Fright Knights (1997/8) although I didn't know it then! a
Building Instructions - LEGO 6087: WITCH HIDEAWAY - Book 1
LEGO System Witch's Magic Manor 6087 In 1997 New Retired 42884060879 | eBay