The crucifix belongs to…
…Carmelina, the housekeeper. Learned about it from the deleted scenes. It always confused me, the idea that Sarah or Harold would have one.
https://m.youtube.com/watch?v=gbJvWjajBRY&pp=ygUqdGhlIGJpZyBjaGlsbCBkZWxldGVkIHNjZW5lcyBrZXZpbiBjb3N0bmVy