They called the little girl an angel more than once.
Also see where he locked one in a closet and it couldn’t get out. Don’t know if that’s a demon thing or not, but he couldn’t see it’s reflection in the knife.
It turns out that Shyamalan, in an interview from 2006, has confirmed this.
“You know what I said about giving a Dracula movie a deceptive title? That’s what I did with Signs. That was a story about a war between Heaven and Hell. The aliens were demons and the people’s dead loved ones were angels.”
I read somewhere that they weren’t aliens, they were demons, and the water only worked because it was blessed, so it became holy water. What a twist!
The whole movie is a Christian allegory. It’s probably one of the reasons Mel Gibson was in it.
They called the little girl an angel more than once.
Also see where he locked one in a closet and it couldn’t get out. Don’t know if that’s a demon thing or not, but he couldn’t see it’s reflection in the knife.