Mother protects her children from daylight

It was a horror movie, the mother was protecting her children from daylight. The house was huge and had a lot of rooms, where the woman was closing the curtains all the time. There was a old maid which arrived with her old husband.

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“The Others” (2001)?

Quote from IMDb:
" A woman who lives in her darkened old family house with her two photosensitive children becomes convinced that the home is haunted."