Legolas: The way is shut. It was made by those who are dead, and the dead keep it. The way is shut.
The Lord of the Rings: The Return of the King[about the Ring Wraiths] Sam: I thought they were dead! Gollum: Dead? No, you cannot kill them. No.
The Lord of the Rings: The Two TowersOogie Boogie Man: J-J-J-Jack! But they said you were dead. You must be - double dead!
The Nightmare Before Christmas